Linda wants to buy a charm bracelet. Greenville Fine Jewelry charges $12 per charm, plus
$14 for the bracelet. Hanson Jewelers, in contrast, charges $11 per charm and $21 for the
bracelet. If Linda wants to add a certain number of charms to her bracelet, the cost will be
the same at either jewelry shop. What would the total cost of the bracelet be? How many
charms would that be?

Answers

Answer 1

The answers to each part is given below.

What are algebraic expressions?In mathematics, an expression or mathematical expression is a finite combination of symbols that is well-formed according to rules that depend on the context.Mathematical symbols can designate numbers (constants), variables, operations, functions, brackets, punctuation, and grouping to help determine order of operations and other aspects of logical syntax.

Given is that Greenville Fine Jewelry charges $12 per charm, plus $14 for the bracelet. Hanson Jewelers, in contrast, charges $11 per charm and $21 for the bracelet.

For the Greenville Fine Jewelry, we can write -

A{x} = 14 + 12x

For the Hanson Jewelers, we can write -

B(x) = 21 + 11x

To add a certain number of charms to her bracelet, the cost will not be same.

Therefore, the answers to each part is given above.

To solve more questions on functions & expressions, visit the link below

brainly.com/question/17613163

#SPJ9


Related Questions

Julie wants to invest $3,000 into a mutual fund that pays 7% interest for 10 years. Suppose the interest were compounded monthly instead of annually. How much would the future value of the investment increase?

Answers

To calculate the future value of the investment with monthly compounding, we can use the formula:

A = P(1 + r/n)^(nt)

where:
A is the future value of the investment
P is the initial principal amount (in this case, $3,000)
r is the annual interest rate (7%)
n is the number of times the interest is compounded per year (12 for monthly compounding)
t is the number of years (10)

Using these values, we can calculate the future value of the investment with monthly compounding:

A = $3,000(1 + 0.07/12)^(12*10) = $6,802.64

Next, we can calculate the future value of the investment with annual compounding:

A = $3,000(1 + 0.07)^(10) = $6,727.50

The difference in future value between the two compounding methods is:

$6,802.64 - $6,727.50 = $75.14

Therefore, the future value of the investment would increase by $75.14 if the interest were compounded monthly instead of annually.

Each month, Morse budgets $2,117 for fixed expenses, $ 489 for living expenses, and $475 for annual expenses. His annual net income is $ 49,397. Describe his monthly budget by using a positive number to show how much of a surplus there is, a negative number to show how much of a deficient there is, or zero if it is a balance budget. Round answer to the nearest whole number.

Answers

Morse's monthly budget has a surplus of $3,860 (rounded to the nearest whole number).

Calculating monthly budget

From the we are to calculate Morse's monthly budget.

To determine Morse's monthly budget, we need to first calculate his total annual expenses:

Total Annual Expenses = Fixed Expenses + Living Expenses + Annual Expenses

= $2,117 + $489 + $475

= $3,081

Then, we can calculate his monthly budget by dividing his annual net income by 12:

Monthly Budget = Annual Net Income / 12

= $49,397 / 12

= $4,116.42

Now, we can determine Morse's monthly budget by subtracting his total monthly expenses from his monthly net income:

Monthly Budget = Monthly Net Income - Monthly Expenses

Monthly Net Income = Annual Net Income / 12 = $49,397 / 12 = $4,116.42 (rounded to the nearest cent)

Monthly Expenses = Total Annual Expenses / 12 = $3,081 / 12 = $256.75 (rounded to the nearest cent)

Monthly Budget = $4,116.42 - $256.75 = $3,859.67

Hence, Morse's monthly budget has a surplus of $3,860

Learn more on Calculating monthly budget here: https://brainly.com/question/27791451

#SPJ1


Draw a number line from 0 to 2. Then write each of the following numbers in
its correct place on the number line.

Answers

Answer: draw a number line and plot the 0, 1 , and 2

Explanation:

For the piecewise function, find the values h(-6), h(0), h(1), and h(7).
- 4x-20, for x < -6
h(x) = { 1,
x + 5,
for-6≤x<1
for x ≥ 1
h(-6)= (Simplify your answer.)
...

Answers

Since x is less than -6, we use the first equation to calculate h(-6):

h(-6) = 4(-6) - 20 = -24

What do you mean by function?

A function is a mathematical concept that assigns to each input value (or "argument") exactly one output value (or "image"). In other words, a function is a rule that assigns a unique output for each input value. The set of input values is called the domain of the function, and the set of output values is called the range. A function can be represented graphically as a curve, or analytically as a formula. Functions play a central role in many areas of mathematics, science, and engineering.

For x < -6, h(x) = -4x - 20. So, h(-6) = -4(-6) - 20 = 24 - 20 = 4.

For -6 ≤ x < 1, h(x) = x + 5. So, h(0) = 0 + 5 = 5.

For x ≥ 1, h(x) = 1. So, h(1) = h(7) = 1.

So, the values are:

h(-6) = 4, h(0) = 5, h(1) = h(7) = 1.

To know more about domain visit:

brainly.com/question/1045262

#SPJ1

f(x) = 2x - 7
g(x) = 3x² - 5x - 7
Find: f(g(x))

Express in standard form

Answers

The composite function of f(x) and g(x) is given as follows:

f(g(x)) = 6x² - 10x - 21.

What is the composite function of f(x) and g(x)?

The composite function of f(x) and g(x) is given by the following rule:

(f ∘ g)(x) = f(g(x)).

It means that the output of the inside function serves as the input for the outside function.

The function g(x) in this problem is given as follows:

g(x) = 3x² - 5x - 7.

Hence, for the composite function in this problem, the lone instance of x in f(x) is replaced by 3x² - 5x - 7, as follows:

f(g(x)) = f(3x² - 5x - 7) = 2(3x² - 5x - 7) - 7 = 6x² - 10x - 21.

More can be learned about functions at https://brainly.com/question/24808124

#SPJ1

-4z^2-3z+5=0
How many solutions does your quadratic have based on the discriminant?
Pick TWO ways to find the specific solutions or show that there is no solution:
Quadratic Formula
Graphing
Factoring
Square Root Property
Completing the Square

Answers

The solution to the parts of the question with regards to the quadratic equation are;

The discriminant indicates that the quadratic equation has two real solutionsThe solutions of the quadratic equation -4·z² - 3·z + 5 = 0, obtained using the quadratic formula, and the completing the square method are; z = 0.804 and z = -1.55

What is a quadratic equation?

A quadratic equation is an equation of the form f(x) = a·x² + b·x + c

The discriminant, D, of a quadratic equation, f(x) = a·x² + b·x + c, can be obtained using the expression;

D = b² - 4 × a × c

The specified quadratic function is; -4·z² - 3·z + 5 = 0

The discriminant, D of the above quadratic expression is therefore;

D = (-3)² - 4 × (-4) × 5 = 89

The discriminant is larger than zero, therefore, the quadratic expression has two solutions.

The two method to be used to find the specific solution are;

Quadratic FormulaCompleting the square

Quadratic Formula;

The solutions of the quadratic equation based on the quadratic formula are;

z = (-(-3) ± √((-4)² - 4 × (-4) × 5))/(2 × (-4))

z = (3 ± √(89))/(-8)

z ≈ -1.55 and z ≈ 0.804

Completing the Square

The completing the square method can be used as follows;

-4·z² - 3·z + 5 = 0

z² + (3/4)·z - 5/4 = 0

z² + (3/4)·z  = 5/4

z² + (3/4)·z + ((3/4)/2)² = 5/4 + ((3/4)/2)²

z² + (3/4)·z + (3/8)² = 5/4 + (3/8)²

(z + (3/8))² = 5/4 + (3/8)²

z + (3/8) = ±√((5/4) + (3/8)²)

z = ±√(5/4 + (3/8)²) - (3/8)

z = √(5/4 + (3/8)²) - (3/8) ≈ 0.804 and z = -√(5/4 + (3/8)²) - (3/8) ≈ -1.55

Learn more on the quadratic formula here: https://brainly.com/question/24419456

#SPJ1

When two linear transformations are performed one after another, the combined effect may not always be a linear transformation. Choose the correct sin q) cos q) answer below. 0 A. True. When different types of transformations are combined, such as a rotation and a skew, the transformation is not linear except for a few special 0 B. False. A transformation is linear if T(u + v)=T(u) + T(v) and T(cu)= cT(u) for all vectors u, v, and scalars c. The first transformation results in some cases vector u, so the properties of a linear transformation must still apply when two transformations are applied True. When one transformation is applied after another, the property of a linear transformation which reads T(u + v)= T(u) +T(v) for vectors u and v will not be true. In these cases, T(u +v) instead equals T(u)T(v). C. 0 D. False. The combined effect of two linear transformations is always linear because multiplying two linear functions together will result in a function which is also linear.

Answers

D. False. The combined effect of two linear transformations is always linear because multiplying two linear functions together will result in a function which is also linear.

The statement says when two linear transformations are performed one after another, the combined effect may not always be a linear transformation.

This is false,  the combined effect of two linear transformations is always linear because multiplying two linear functions together will result in a function which is also linear.

A linear transformation is a function from one vector space to another that respects the underlying (linear) structure of each vector space. A linear transformation is also known as a linear operator or map.

To know more about linear transformation

https://brainly.com/question/16779940

#SPJ4

Region Ris the base of solid. For the solid, each cross section perpendicular to the y-axis is rectangle whose height is twice the length of its base in region R: Find the volume of the solid.

Answers

the volume of the solid is x²/2R.

Let x be the length of the base of the rectangle.

The volume of the solid is given by:

V = ∫R 2x dx

= 2∫R x dx

= 2[x²/2]∫R dx

= x²/2 ∫R dx

= x²/2 (R - 0)

= x²/2 R

The volume of the solid is given by the integral of the cross sectional area of the solid. The cross sectional area is a rectangle whose base is x and the height is twice the length of the base. Therefore, the area of the cross section is 2x. The volume of the solid is calculated by integrating the area over the range of the variable, which in this case is R. The integral of 2x over the range R is 2x times R (2x*R). This can be simplified to x squared over two times R (x^2/2*R). Therefore, the volume of the solid is x squared over two times R.

Learn more about volume here

https://brainly.com/question/16134180

#SPJ4

The red rectangle is the pre-image and the green rectangle is the image. What would be the coordinate of A" if the scale factor of 3 is used?

Pls show all your work!

Keep in mind I will immediately mark brainliest for the right answer!

Answers

Step-by-step explanation:

from red to green the scale factor was 2 (or rather 1/2).

so, it is not clear if a scale factor of 3 means now enlargement or again reduction ?

if it means reduction then

A'' = A'/3 = (-4, -2)/3 = (-4/3, -2/3)

if it is enlargement then

A'' = A'×3 = (-4, -2)×3 = (-12, -6)

A map of a highway has a scale of 2 inchesequals33 miles. The length of the highway on the map is 9 inches. There are 7 rest stops equally spaced on the​ highway, including one at each end. You are making a new map with a scale of 1 inch equals 30 miles. How far apart are the rest stops on the new​ map?

Answers

The distance between the rests in the new map is 0.825 inches.

How far apart are the rest stops on the new​ map?

We know that the original scale is:

2 in = 33mi

or:

1 in = (33mi)/2

1in = 16.5 mi

And on a highway, there are 7 rests in 9 inches.

First, we transform these 9 inches to miles

9 in = 9*(16.5 mi) = 148.5 mi

If the 7 rests are evenly divided in that distance, the distance between each rest is:

148.5mi/6 = 24.75mi

(we divide by 6 because one rest is at each end, so there are 6 even spaces between the two ends)

Now, in the new map the scale is:

1 inch = 30mi

Then the distance between the rests in the new map is:

d = 24.75/30 inches

d = 0.825 inches.

Learn more about map scales:

https://brainly.com/question/105644

#SPJ1

A box contains cards, number 1 to 90. A card is drawn at random from the box. Find the
probability that the selected card bears a:
(i) Two-digit number.
(ii) Perfect square number

Answers

Probability that the selected card bears a Perfect square is 1/10 and the probability that the selected card bears a two digit number is 81/90.

What is Probability?

It is a branch of mathematics that deals with the occurrence of a random event.

Given that a box contains cards, number 1 to 90.

A card is drawn at random from the box.

We have to find the the probability that the selected card bears a two-digit number.

In 90 cards, from 1 to 9 are single digit numbers which are 9 in number.

The remaining 81 are two-digit numbers (10 to 90). So the probability of selecting a two-digit number is

81/90

(ii) There are 9 perfect squares between 1 and 90, namely 1, 4, 9, 16, 25, 36, 49, 64, and 81.

So the probability of selecting a perfect square number is:

P(Perfect square) = 9/90 = 1/10

Hence, the probability that the selected card bears a two digit number is 81/90 and probability that the selected card bears a Perfect square is 1/10.

To learn more on probability click:

https://brainly.com/question/11234923

#SPJ9

Brett's fish tank can hold up to 10.5 gallons of water before it overflows. Brett has poured 9 gallons of water into his fish tank so far.
Let x represent how many more gallons of water Brett can pour into his fish tank. Which inequality describes the problem?
Solve the inequality. Then, complete the sentence to describe the solution.
Brett can pour at most
more gallons of water into his fish tank.

Answers

Answer:

x ≤ 1.5

Step-by-step explanation:

Brett can pour at most 1.5 more gallons of water into his fish tank. This is because the fish tank can only hold 10.5 gallons of water and Brett has already poured 9 gallons into the tank. So, the maximum amount of water he can pour is the remaining 1.5 gallons.

Dual questions for number 6 please help me out.

Answers

Step-by-step explanation:

arrange ff fraction 5/6,8/9,23

a number (n) is increased by 10 and the result is doubled. If this result is 5 less than three times the original number (n) , what is the value of (n)

Answers

Answer:

the value of the original number (n) is 25.

Step-by-step explanation:

Let's use algebra to solve the problem.

We are told that a number (n) is increased by 10 and the result is doubled, which gives:

2(n + 10)

We are also told that this result is 5 less than three times the original number (n), which gives:

2(n + 10) = 3n - 5

Expanding the left side of the equation:

2n + 20 = 3n - 5

Subtracting 2n from both sides:

20 = n - 5

Adding 5 to both sides:

25 = n

Therefore, the value of the original number (n) is 25.

Jane was shopping for oranges, which were listed $0.75 each. She brought seven oranges to the checkout lane, where she learned that there was a sale on oranges. With the discount , she was charged $ 4.30 before tax. What was the percent discount on each orange?

Answers

The percentage discount is 95 percent

What is percentage discount

A percentage discount is a reduction in price that is expressed as a percentage of the original price.  Percentage discounts are commonly used in retail sales and promotions to incentivize customers to make purchases.

To determine the percentage discount of the orange, we can find the original price.

0.75 * 7 = 5.25

This is the cost of orange

The total amount charged = 4.30

The discount = 5.25 - 4.30 = 0.95

The percentage discount will be;

percentage discount = 0.95 * 100 = 95%

Learn more on percentage discount here;

https://brainly.com/question/843074

#SPJ1

Nancy collected 7 times as many bags of can if her friend collected 5/6 of a bag how many bags did Nancy collect

Answers

Nancy collected 5 5/6 cans of bags which is 7 times more than her friend.

What is a fraction?

A fraction is written in the form of p/q, where q ≠ 0.

Fractions are of two types they are proper fractions in which the numerator is smaller than the denominator and improper fractions where the numerator is greater than the denominator.

Given, Nancy collected 7 times as many bags of can and her friend collected 5/6 of a bag.

Therefore, The amount of bags of cans Nancy collected can be obtained by multiplying 7 by the number of bags of can collected by her friend which is,

= (5/6)×7 bags.

= 35/6 bags.

= 5 5/6 can of bags.

learn more about fractions here :

https://brainly.com/question/10354322

#SPJ1

Find the missing side of each right triangle. Round answers to the nearest tenth. Match the question number with the answers below. Color the heart on the back accordingly.

Answers

The missing sides of the triangles are given below.

What is length?

Length is defined as the measurement of distance of an object from one end to the other.

To find the missing sides of the given triangles.

Question 1 :

In the triangle, consider sin 90° = [tex]\frac{opposite side}{hypotenuse side}[/tex]

                                               1 = [tex]\frac{13}{x}[/tex]

                                              ⇒ x = 13

Which is the length of the missing side of the triangle.

Question 2:

In this triangle, consider degree 63° we have to find the  length of hypotenuse side, then,

sin 63° =[tex]\frac{opposite side }{hypotenuse side}[/tex] = [tex]\frac{18}{x}[/tex]

0.89 x = 18

⇒ x = 18/0.22 = 20.22.

Length of the hypotenuse side is 20.22 cm.

Question 4:

In this triangle, consider cos function.

sin 18°= [tex]\frac{opposite side}{hypotenuse}[/tex] = x/11

0.3090*11 = x

x = 3.399 = 3.4 inches.

Question 5:

consider sin angle.

sin 90° = [tex]\frac{opposite side}{hypotenuse}[/tex] = x/21

⇒x = 21 yard.

Question: 6

For this triangle we consider, tan functions.

tan 43° = [tex]\frac{opposite side}{adjacent side}[/tex] = x/23

⇒ x =21.4 mm.

Question 7:

For this triangle , we consider sin function.

sin 33° = 9/x

⇒0.5446 *x=9/0.5446

⇒x = 16.5km

Question 8:

For this triangle we have to choose tan function,

tan67 ° = opposite side/ adjacent side

            = 17/x

⇒x = 7m

Question 9:

For this triangle, we take sin function.

sin 90°= opposite side/hypotenuse

        1   = x/19

⇒x = 19m

Question 10:

For this triangle we consider sin function,

sin 90°= 26/x

⇒x = 26 feet.

Learn more about length here:

https://brainly.com/question/4953287

#SPJ1

Hi. Please help. each container will be made from material that costs $0.0015 per square inch. Explain how to determine the costs of each container. Then find the cost of container B. Round to the nearest cent.
PICTURES OF CONTAINER B:

Answers

The cost of each container is $0.18.

What is volume?

In mathematics, volume is the space taken by an object. Volume is a measure of three-dimensional space. It is often quantified numerically using SI derived units or by various imperial or US customary units. The definition of length is interrelated with volume.

here, we have,

from the given figure we get,

container's length = 6in

width = 2.5in

height = 8in

volume of the container =120 in^3

each container will be made from material that costs $0.0015 per cubic inch.

so, the costs of each container = $0.0015* 120

                                                    = $0.18

To learn more on volume click :

brainly.com/question/1578538

#SPJ1

Use the shell method to set up and evaluate the integral that gives the volume of the solid generated by revolving the plane region about the y-axis. (Round your answer to three decimal places.) y = 1 2π e−x2/7 y = 0 x = 0 x = 1

Answers

The volume of the solid generated by revolving the region about the y-axis is approximately 0.200 cubic units.  

To use the shell method to find the volume of the solid generated by revolving the region bounded by the curves [tex]$y=1$[/tex], [tex]$y=\frac{1}{2\pi e^{x^2/7}}$[/tex], [tex]$x=0$[/tex], and [tex]$x=1$[/tex] about the y-axis, we need to integrate along the x-axis.

The basic idea of the shell method is to take a vertical strip of width [tex]$dx$[/tex]and height [tex]$f(x)$[/tex] and revolve it about the y-axis to generate a thin shell of thickness [tex]$dx$[/tex] and radius x.

The volume of the solid is then given by the integral:

[tex]$$V = \int_{x=0}^{x=1} 2\pi x f(x) dx $$[/tex]

where [tex]$f(x)$[/tex] is the height of the shell at the position [tex]$x$[/tex]. In this case,

[tex]$f(x) =[/tex] [tex]1 - \frac{1}{2\pi e^{x^2/7}}$.[/tex]

So, we have:

[tex]$$V = \int_{x=0}^{x=1} 2\pi x \left(1 - \frac{1}{2\pi e^{x^2/7}}\right) dx $$[/tex]

Now, we can evaluate this integral using integration by substitution.

Let [tex]$u=x^2/7$[/tex], so [tex]$du/dx = 2x/7$[/tex] and [tex]$x,dx = 7/2,du$[/tex]. The integral becomes:

[tex]$$V = \int_{u=0}^{u=1/7} \frac{2\pi}{7} e^{-u} (7/2) du = \pi\int_{0}^{1/7} e^{-u} du$$[/tex]

Evaluating this integral gives:

[tex]$$V = \pi\left[-e^{-u}\right]_{0}^{1/7} = \pi\left(1 - e^{-1/7}\right) \approx \boxed{0.200}$$[/tex]

Therefore, the volume of the solid generated by revolving the region about the y-axis is approximately 0.200 cubic units.

To learn more about the shell method:

https://brainly.com/question/21275833

#SPJ4

square root of 76 simplifying radicals

Answers

Answer:

76 can be written as the product of 2 and 38. It is given as: √ 76 = √ (2 × 38) 2 is not a perfect square. Hence, it stays within the root sign. 38 can be shown as 2 × 19. The simplified radical form of the square root of 76 is 2 √ 19.

The sum of the ages of a man and his son is equal to twice the difference of that ages, the product of their ages is 507. Find their ages?.​

Answers

The solution is, their ages are 13 & 39 yrs., when the sum of the ages of a man and his son is equal to twice the difference of that ages, the product of their ages is 507.

What is equation?

An equation is a  mathematical statement that is made up of two expressions connected by an equal sign.  In its simplest form in algebra, the definition of an equation is a mathematical statement that shows that two mathematical expressions are equal. For instance, 3x + 5 = 14 is an equation, in which 3x + 5 and 14 are two expressions separated by an 'equal' sign.

here, we have,

The sum of the ages of a man and his son is equal to twice the difference of that ages,

the product of their ages is 507.

let, their ages are, a &b

now, The sum of the ages of a man and his son is equal to twice the difference of that ages,

so, we get,

a+b = 2(a-b)...(1)

and, ab = 507....(2)

we get,

from (1) we get,

solving both side,

2a - a = b + 2b

or, a = 3b

now, putting the value of a in (2),

from (2) we get,

so, 3b^2 = 507

solving we get,

b = 13

a= 39

Hence, The solution is, their ages are 13 & 39 yrs.

To learn more on equation click:

brainly.com/question/24169758

#SPJ9

hello! can i get help with this asap

Answers

Answer:

x=41,y=15

Step-by-step explanation:

The given system of equations is:

x = 41

x + 2y = 71

We can use substitution to solve for y.

Starting with the first equation:

x = 41

We can substitute the value of x into the second equation:

x + 2y = 71

41 + 2y = 71

2y = 71 - 41

2y = 30

Finally, we can solve for y by dividing both sides of the equation by 2:

y = 30 / 2

y = 15

x=41,y=15.

The measures of two angles of a triangle are in the ratio of 3:4. The measure of
the third angle is 20° more than the measure of the smaller of the first two
angles. Find the measure of each angle.

Answers

The measure of each of the angles in the triangle given is 48°, 64° and 68°.

What does a Ratio define?

Ratio defines the relationship between two quantities where it tells how much one quantity is contained in the other.

The ratio of a and b is denoted as a : b, which means that a parts of a quantity is corresponding to b parts of another quantity.

Given that,

Ratio of measures of two angles of a triangle = 3 : 4

Let x be a number such that,

Measure of smaller angle =3x

Measure of second angle = 4x

Measure of third angle is 20° more than the measure of the smaller of the first two angles.

Measure of third angle = 3x + 20

We know that sum of interior angles of a triangle = 180°

3x + 4x + (3x + 20) = 180

10x + 20 = 180

10x = 160

x = 16

Measure of smaller angle = 3x = 48°

Measure of second angle = 4x = 64°

Measure of third angle = 3x + 20 = 68°

Hence the measures of each of the angle in triangle is 48°, 64° and 68°.

Solve more problems about Ratio of Angle Measures here :

https://brainly.com/question/25931885

#SPJ9

x^3=27





HURYYYYYYYYYYYYYYYY

Answers

Answer:

the answer to your question is x=3.

Step-by-step explanation:

hope this helps.

how did I write: The sum of X and one third is three fourths
In numbers aka algebraic equation

Answers

The statement as an algebrai equation is x + 1/3 = 3/4

How to dettermine the expression

From the question, we have the following parameters that can be used in our computation:

The sum of X and one third is three fourths

In mathematics and algebra, we have

One third = 1/3

Three fourths = 3/4

So, the statement becomes

The sum of X and 1/3 is 3/4

Express as a summation equation

This gives

x + 1/3 = 3/4

Hence, the equation is x + 1/3 = 3/4

Read more about expression at

https://brainly.com/question/15775046

#SPJ1

Carmen reads of a page in her library book in
12
minutes. At this rate, how many minutes does
it take her to read the whole book if it has 140
pages?

Answers

Answer:

djsushf sjsushsjd sjdusbs

Step-by-step explanation:

iahsjsidjdjdudjdbdjdid

Problem 4. (Review from 420: Order statistics and independence) Let X be the minimum and Y the maximum of two random variables S and T with common continuous density f. Let Z denote the indicator function of the event (S

Answers

a) The distribution of Z is given by: P(Z = 1) = 1 - F(2T, T), P(Z = 0) = F(2T, T)

b) X and Z are not independent,  Y and Z are not independent, and pair (X, Y) and Z are also not independent.

c) )X and Y are not independently existent.

a) The distribution of Z can be determined by finding the probability that S > 2T. Let F(s,t) be the joint cumulative distribution function of S and T. The probability that S > 2T is given by:

P(Z = 1) = P(S > 2T) = ∫∫_{2t < s} f(s,t) ds dt = 1 - F(2T, T)

Since T is nonnegative and has a continuous distribution, the cumulative distribution function F(2T, T) is also continuous and ranges from 0 to 1. Therefore, the distribution of Z is given by:

P(Z = 1) = 1 - F(2T, T), P(Z = 0) = F(2T, T)

b) X and Z are not independent, since the value of X affects the probability that S > 2T. For example, if X = x, then T >= x/2, so the value of Z depends on the value of X. Similarly, Y and Z are not independent, since the value of Y affects the probability that S > 2T. For example, if Y = y, then T <= y/2, so the value of Z depends on the value of Y.

The pair (X, Y) and Z are also not independent since the joint distribution of (X, Y) affects the probability that S > 2T. For example, if (X, Y) = (x, y), then T >= x/2 and T <= y/2, so the value of Z depends on the values of X and Y.

c) X and Y are not independent, since the value of X affects the value of Y. For example, if X = x, then Y >= x, so the value of Y depends on the value of X.

The complete question is:-

(Order statistics and independence) Let X be the minimum and Y the maximum of two independent, nonnegative random variables S and T with common continuous density f. Let Z denote the indicator function of the event (S > 2T). a) What is the distribution of Z? b) Are X and Z independent? Are Y and Z independent? Are (X, Y) and Z independent? c) Is X independent of Y?

To learn more about cumulative distribution function, refer:-

https://brainly.com/question/30402457

#SPJ4

Consider the integral Z sec3 x dx. There are often more ways than one to solve an integral. In this and the next questions, we will explore different ways to solve this integral. (a) Let u = tan x, try a substitution. (b) Let u = sec x, try a substitution.

Answers

The integral Z sec3 x dx can be solved using substitution in two ways: either with u = tan x, or with u = sec x. The solutions are x + 1/4 (tan x)4 + C and 1/3 (sec x)3 + C, respectively.

a) Let u = tan x. Then du = sec2 x dx and dx = du/sec2 x, so

Z sec3 x dx = Z sec3 (tan x) (du/sec2 x)

                = Z sec2 (tan x) du

                = Z u sec2 u du

                = Z u (1 + u2) du

                = Z du + Z u3 du

                = x + 1/4 u4 + C

                = x + 1/4 (tan x)4 + C

b) Let u = sec x. Then du = sec x tan x dx = sec2 x dx and dx = du/sec2 x, so

Z sec3 x dx = Z sec3 (sec x) (du/sec2 x)

                = Z sec2 (sec x) du

                = Z u2 du

                = 1/3 u3 + C

                = 1/3 (sec x)3 + C

The integral Z sec3 x dx can be solved using substitution in two ways: either with u = tan x, or with u = sec x. The solutions are x + 1/4 (tan x)4 + C and 1/3 (sec x)3 + C, respectively.

Learn more about integral here:

https://brainly.com/question/18125359

#SPJ4

sort the following list of functions in ascending order of growth rate and briefly explain why you put them in such order. for example, if f(n) appears before g(n) then f(n) = ___

Answers

The given list of functions can be arranged in ascending order of growth rate as follows: g1(n), g5(n), g3(n), g4(n), g2(n), g6(n), and g7(n).

The Big O notation describes the upper bound of a function's growth rate. In other words, it represents the maximum amount of time or space that a function requires to complete its operations.

Using this concept, we can arrange the given list of functions in ascending order of growth rate as follows:

g1(n) = √2 log n: This function has a growth rate of O(log n), which is less than the growth rates of all other functions in the list.

g5(n) = n log n: This function has a growth rate of O(n log n), which is greater than the growth rate of g1(n), but less than the growth rates of all other functions in the list.

g3(n) = n 4/3: This function has a growth rate of O(n 4/3), which is greater than the growth rates of g1(n) and g5(n), but less than the growth rates of all other functions in the list.

g4(n) = n(log n)3: This function has a growth rate of O(n(log n)3), which is greater than the growth rates of g1(n), g5(n), and g3(n), but less than the growth rates of all other functions in the list.

g2(n) = 2n: This function has a growth rate of O(2n), which is greater than the growth rates of g1(n), g5(n), g3(n), and g4(n), but less than the growth rates of g6(n) and g7(n).

g6(n) = 22 n: This function has a growth rate of O(2n), which is greater than the growth rates of g1(n), g5(n), g3(n), g4(n), and g2(n), but less than the growth rate of g7(n).

g7(n) = 2n2: This function has a growth rate of O(2n2), which is greater than the growth rates of all other functions in the list.

To know more about function here.

https://brainly.com/question/28193995

#SPJ4

Complete Question:

Arrange the following list of functions in ascending order of growth rate, i.e. if the function g(n) immediately follows f(n) in your list then, it should be the case that f(n) = O(g(n)).

g1(n) = √2 log n

g2(n) = 2n

g3(n) = n 4/3

g4(n) = n(log n)3

g5(n) = n log n

g6(n) = 22 n

g7(n) = 2n2

Find the general indefinite integral. (Use C for the constant of integration. Remember to use absolute values where appropriate.) integral 4 + Squareroot x + x/x dx

Answers

The  answer of this queation :∫ (4 + √x + x/x) dx = 4x + 2/3 x^(3/2) + x + C

where C = C1 + C2 + C3 is the constant of integration for the entire expression.

eparate integrals:

∫ 4 dx + ∫√x dx + ∫ x/x dx

The first two integrals can be easily integrated as follows:

∫ 4 dx = 4x + C1, where C1 is a constant of integration.

∫√x dx = 2/3 x^(3/2) + C2, where C2 is a constant of integration.

For the third integral, note that x/x simplifies to 1 for all nonzero x.

∫ x/x dx = ∫ 1 dx = x + C3, where C3 is a constant of integration.

Putting it all together, we have:

∫ (4 + √x + x/x) dx = 4x + 2/3 x^(3/2) + x + C

where the integration constant for the entire statement is C = C1 + C2 + C3.

To learn more about  constant of integration :

https://brainly.com/question/29133144

#SPJ4

Other Questions
How much did power make from Wu-Tang? The first plants were organisms we now refer to asA. liverwortsB. mossesC. pinesD. algaeE. cycads Question 2(Multiple Choice Worth 2 points)(Linear Functions MC)Which of the following tables represents a linear function?x1 1 011y-2-1012x0 123 4y-320-23x-2-10 12y 2 0-102x-2-10 1 2y 3 1-1-3-5 write the following molar ratio for H2 to NH3 who did the hebrews conquer in order to establish the first hebrew state in canaan? stored energy that can be used to do work is called energy, while energy of motion that is being used to do work is called energy. How do you know if protic and aprotic solvents are polar? What is one problem with government regulation of monopolies? How many members of the Air Force have received the Medal of Honor? A line segment has an endpoint at (-2, 8), and the midpoint is at (10,-8). What is the y -value of the coordinates of the other endpoint of the line segment? dentify the example that best illustrates a tactical capacity change decision. multiple choice question. A. a fmcg(fast-moving consumer goods) firm wants to build a new retail mall to showcase its products as it comes out of the production line.B. a retail store makes use of temporary employees at its distribution centers to cater the increase in demand during holidays.C. a firm wants to find an additional distributor who can cater to a diverse customer base. D. a headhunting firm decides to outsource its customer service operations to reduce costs. 27. Shelia's doctor is concerned that she may suffer from gestational diabetes (high blood glucose levels during pregnancy). There is variation both in the actual glucose level and in the blood test that measures the level. In a test to screen for gestational diabetes, a patient is classified as needing further testing for gestational diabetes if the glucose level is above 120 milligrams per deciliter (mg/dL) one hour after a sugary drink. Shelia's measured glucose level one hour after the sugary drink varies according to the Normal distribution with = 105 mg/dL and = 15 mg/dL. (Round your answers to four decimal places.)(a) If a single glucose measurement is made, what is the probability that Shelia is diagnosed as having gestational diabetes?(b) If measurements are made on three separate days and the mean result is compared with the criterion 120 mg/dL, what is the probability that Shelia is diagnosed as needing further testing for gestational diabetes? How do organizations like the United Nations Childrens Fund (UNICEF) and the International Red Cross help people affected by natural disasters? write a boolean expression that is true if the value of x is equal to zero. The wrongful exercise of dominion (power) and control over the personal (non land) resources that belong to another. Deprives owners of the lawful right to exclude others from such resources. who came to the u.s. because of a potato famine, worked in factories, blamed for taking away jobs What is the meaning of theoretical yield? Please answer with the work shown Find the area of the surface generated when the given curve revolved about the x-axis.y=8xon [9,20] where is the torque converter clutch solenoid located