The height of a rectangle is multiplied by 4. Which of the following describes the effect of this change on the area?The area is multiplied by 16.The area is multiplied by 8.The area is multiplied by 4.The area is multiplied by 2.
The correct option is: The area is multiplied by 4.
The height of a rectangle is multiplied by 4. This change in the area is that the area is multiplied by 4. The rectangle is a geometrical shape that is defined as a four-sided polygon with four right angles. Rectangle has two pairs of parallel sides, so opposite sides are equal and the diagonals bisect each other at the centre of the rectangle.
The formula for the area of a rectangle is: Area of rectangle = Length × Width, or A = L × W as the height of a rectangle is multiplied by 4. Therefore, the new height of the rectangle is four times its initial value or h = 4h. The area of the rectangle can now be calculated using the above formula, which is:
New Area of rectangle = length x 4h = 4 × (length x h) = 4 x Area of rectangle
The effect of increasing the height of the rectangle by 4 times is that the area of the rectangle is multiplied by 4.
To learn more about "Rectangle": brainly.com/question/15019502
#SPJ11
4. The total cost of a group of friends to go on vacation includes $500 in airfare per person and $5600 for the Airbnb. The total cost will be split evenly amongst the number of people going. Let C represent the cost per person and x represent the number of people attending.
a. Write an equation that models the cost per person.
b. How much would the vacation cost per person if 10 people decided to go?
Using equations the answers to both subparts are shown:
(A) The equation: (500x + 5600)/x = C
(B) Cost per person (C) = $1,060
What is an equation?A mathematical equation is a formula that uses the equals sign to represent the equality of two expressions.
A mathematical equation is a statement that two amounts or values are equal, such as 6 x 4 = 12 x 2. 2.
When two or more components must be taken into account collectively in order to comprehend or describe the overall situation, this is known as an equation.
So, (A) the equation would be:
C is the cost per person and x is the number of people.
(500x + 5600)/x = C
(B) Cost per person if 10 people are traveling.
x = 10
(500x + 5600)/x = C
(500*10 + 5600)/10 = C
(5000 + 5600)/10 = C
10600/10 = C
$1,060 = C
Therefore, using equations the answers to both subparts are shown:
(A) The equation: (500x + 5600)/x = C
(B) Cost per person (C) = $1,060
Know more about equations here:
https://brainly.com/question/2972832
#SPJ1
A triangle has vertices at (-4, 0), (2, 8), and (8, 0). Complete the table. Write answers as decimals
rounded to the nearest hundredth, when necessary.
The coordinate of centroid of the triangle is (2, 8/3), the coordinate of the circumcenter is (-7/32, 121/24) and the coordinate of orthocenter is (2, 9/2)
What is the coordinate of the centroid?a. To find the centroid of a triangle, we take the average of the x-coordinates and the average of the y-coordinates of the vertices. Therefore, the x-coordinate of the centroid is:
(x₁ + x₂ + x₃) / 3 = (-4 + 2 + 8) / 3 = 2
Similarly, the y-coordinate of the centroid is:
(y₁ + y₂ + y₃) / 3 = (0 + 8 + 0) / 3 = 8/3
So the coordinate of the centroid is (2, 8/3).
b. The circumcenter of a triangle is the point where the perpendicular bisectors of the sides of the triangle intersect. To find the circumcenter, we can find the equations of the perpendicular bisectors of any two sides of the triangle and solve for their intersection point.
Let's take the sides formed by vertices (-4, 0) and (2, 8), and vertices (-4, 0) and (8, 0). The midpoint of the first side is ((-4+2)/2, (0+8)/2) = (-1, 4), and the slope of the line passing through the two points is (8-0)/(2-(-4)) = 8/6 = 4/3. Therefore, the equation of the perpendicular bisector passing through (-1, 4) is:
y - 4 = (4/3)(x + 1)
Simplifying this equation, we get:
y = (4/3)x + 13/4
Similarly, the midpoint of the second side is ((-4+8)/2, (0+0)/2) = (2, 0), and the slope of the line passing through the two points is (8-0)/(2-8) = -8/6 = -4/3. Therefore, the equation of the perpendicular bisector passing through (2, 0) is:
y = -(4/3)(x - 2)
To find the intersection point of these two lines, we can set the equations equal to each other and solve for x:
(4/3)x + 13/4 = -(4/3)(x - 2)
x = -7/32
Substituting x = -7/32 into either of the equations, we get:
y = (4/3)(-7/32 + 1) + 4 = 121/24
So the coordinate of the circumcenter is (-7/32, 121/24).
c. The orthocenter of a triangle is the point where the altitudes of the triangle intersect. An altitude of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side.
Let's take vertex (-4, 0) and find the equation of the line passing through this vertex and perpendicular to the opposite side formed by vertices (2, 8) and (8, 0). The slope of the opposite side is (0-8)/(8-2) = -8/6 = -4/3, so the slope of the line we want is the negative reciprocal of this, which is 3/4. Therefore, the equation of the altitude passing through (-4, 0) is:
y - 0 = (3/4)(x + 4)
Simplifying this equation, we get:
y = (3/4)x + 3
Let's now take vertex (2, 8) and find the equation of the altitude passing through it. The slope of the opposite side formed by vertices (-4, 0) and (8, 0) is (0-0)/(8-(-4)) = 0, which means the altitude passing through (2, 8) is a vertical line passing through (2, 0). Therefore, the equation of this altitude is:
x = 2
Now we need to find the intersection point of these two altitudes. Substituting y = (3/4)x + 3 into the equation x = 2, we get:
y = 9/2
The coordinate of the orthocenter is (2, 9/2)
Learn more on centroid of triangle here;
https://brainly.com/question/7644338
#SPJ1
3) What is the slope of the flagpole in the image shown below?
Step-by-step explanation:
it is completely vertical.
the slope is the ratio
y coordinate change / x coordinate change
when going from one point on the line to another.
but in such a case x is not changing at all. x is a constant for all y values.
so the slope is
y difference / 0
this is undefined (or in some ways described as infinity).
The slοpe οf the flagpοle in the figure is nοt defined.
What is the slοpe οf a line?Slοpe is the measure οf the precipitοusness οr steepness οf a line οr a functiοn graphBy fοrmula, it is calculated as y / xIf the line makes an angle A with the X-axis, then the trigοnοmetric tanA value gives the slοpe οf the line.Here, the pοle is similar tο the Y-axis οf the graph.
Angle the pοle makes with Y-axis = 90 degree
( as it is vertically standing straight )
Thus, the slοpe οf the pοle
= [tex]tan90[/tex]
= not defined
Hence, the slope of the given flag pole is not defined.
To learn more about Slope, visit
https://brainly.com/question/16949303
#SPJ1
Complete question;
What is the slope of the flagpole in the image shown below? _________
A company manufactures two products Market research and available resources require the followir constraints The number of units of product A manufactured at most 500 units more than twice the of units of product B. Y. The square of the company's profit is equal to the sum of 35 times the number of product A units sold and 50 times the number of product units. If the company expects weekly profits to exceed \$22,500 , which pair of inequalities represents these constraints?
These limitations are represented by the inequalities x 500 + 2y and 35x + 50y > 225002.
How do equations work?
An equation is an expression that shows the relationship between two or more numbers and variables. Numerical constants, symbolic names, mathematical operators, functions, and conditional expressions are all examples of components that can be included in expressions.
If x stands for the quantity of product A and y for the quantity of product B, then:
x ≤ 500 + 2y (1) (1)
Also:
35x + 50y > 22500² (2) (2)
These limitations are represented by the inequalities x 500 + 2y and 35x + 50y > 225002.
To know more about equations, click the below link
brainly.com/question/2972832
#SPJ4
Define a sample space and count the number of sample points in the sample space for each of the following experiments. a. Select at random a set of 5 questions from a set of 15 questions. b. Form by random selection a committee of 5 from a membership of 20.
There are 15C5 or 3003 possible combinations in the sample space.There are 20C5 or 15504 possible combinations in the sample space.
What is number?A number is a mathematical object used to count, measure, and label. Numbers can be represented in many different forms such as natural numbers, integers, real numbers, and complex numbers. They can also be classified as scalar numbers (which have a magnitude or value only) or vector numbers (which have both magnitude and direction). Numbers can be used to represent many different things, including measurements, distances, money, and quantities.
A) Sample Space: The sample space for selecting a set of 5 questions from a set of 15 questions is the set of all possible combinations of 5 questions from 15 questions. There are 15C5 or 3003 possible combinations in the sample space.
B) Sample Space: The sample space for forming a committee of 5 from a membership of 20 is the set of all possible committees that can be formed from 20 members. There are 20C5 or 15504 possible combinations in the sample space.
To know more about number click-
https://brainly.com/question/24644930
#SPJ1
The original price of the pearl was 52 euros.
What is price?Price is the monetary value of a product, service, or asset. It is one of the most important factors in a customer's decision to purchase something. Price also determines the amount of profit a business makes on a particular product or service. Price is a key component of the marketing mix, and it can be used to create a sense of value for customers. Price can also be used to differentiate a product from competitors, as well as to indicate quality levels and to create loyalty.
a) One of the cheapest pearls costs 41 euros.
b) This necklace costs 2153 euros, which is the sum of all the pearls.
c) The pearl with the crack originally cost 52 euros. The price was reduced by 1/5, which is 10.4 euros, making the price of the pearl 41.6 euros. The decrease in price of the necklace was 6.5 euros, which means the reduction in price of the pearl was 6.5 euros. Therefore, the original price of the pearl was 52 euros.
To know more about price click-
brainly.com/question/19104371
#SPJ1
Marissa's bill at the restaurant was $56.09. She left a tip of 20%.
What was the tip amount? Round your answer to the nearest
hundredth.
Answer:
$11.22
Step-by-step explanation:
20% of 56.09 = 1/5 of 56.09
Now, we divide 56.09 by 5 to get our answer which when rounded becomes 11.22.
Answer:
$11.22
Step-by-step explanation:
20% = 0.2
We Take
56.09 x 0.2 = $11.218
Round $11.218 will be $11.22
So, the tip amount is $11.22
In April, the party and occasions department had an opening inventory at 57,000 at retail. The sell thru percentage rate for April was 28 %, and the closing stock was 49. 0. What were the net sales in the department during the month of April
The net sales in the department during the month of april is $15960.
Sell-thru perecentage rate = Units sold / Units recieved
In our case:
Net sales = (Sell-thru rate)*(opening inventory)
Net sales = (0.28)*($57000)
= $15960
Net sales refer to the total amount of revenue generated by a company from its primary business operations, minus any returns, allowances, and discounts. This figure reflects the actual revenue earned by a company after accounting for any deductions and is a critical metric for evaluating the financial performance of a business.
Net sales are reported on a company's income statement and are a key component of the top line, which also includes other sources of revenue, such as interest income or gains from the sale of assets. Understanding a company's net sales is essential for assessing its growth potential, profitability, and overall financial health. Investors, creditors, and other stakeholders use net sales as a metric to evaluate a company's ability to generate revenue from its core operations, as well as its ability to compete effectively in its industry.
To learn more about Net sales visit here:
brainly.com/question/15098610
#SPJ4
the dog eats 8 ounces of dog food each day his owner bought 28 pound bag at the 8 ounces cost $3.50 so how much did the owner spend for 28 bag
Answer:
$196
Step-by-step explanation:
1 lb = 16oz
28 lbs x 16 = 448 ozs (in 28 lb bag)
448/8 = 56 (8 oz portions)
56 x $3.50= $196
Simplify 2a÷a- 1 - a^2 +3÷ a^2 - 1
¿Cuales son las propiedades de la Sustracción de Números Racionales Decimales?
The following characteristics of racional decimal number abstraction apply: Conmutative property: The order of the remaining rational decimal numbers has no bearing on the operation's outcome,
Proprietary property: The racional decimal numbers may remain in various groups without affecting the operation's ultimate outcome, i.e., (a - b) - c = a - (b - c). Distributive property: Subtracting one racional decimal number from a sum of racional decimal numbers equals the sum of the subtractions of each one of them, or a - (b + c) = a - b - c. Neutral element: If a racional decimal number is left at zero, the outcome is the same number, i.e., a - 0 = a. Estas propiedades son útiles para simplificar y realizar cálculos más complejos con números racionales decimales.
learn more about numbers here:
https://brainly.com/question/17429689
#SPJ4
write the force equation for the following system b and b are the coefficient of viscious friction and force case by this friction is
The force equation for the system is F = bV - bF, where F is the force of friction, V is the velocity of the object, and b is the coefficient of viscous friction.
Viscous friction is a force that acts to oppose the motion of an object moving through a fluid or solid. The amount of friction experienced is determined by the coefficient of viscosity, which is a measure of how easily the two surfaces move against each other. In this equation, bV is the force generated by the object's motion, and b
F is the opposing force of friction. Together, these two forces determine the net force acting on the object.
Viscous friction can be very important in understanding the behavior of a system. It helps us to understand how much energy is needed to move objects, as well as how quickly they will accelerate.
Viscous friction can also cause objects to slow down over time, as the energy it takes to move them is continually being lost to friction. Understanding the force equation for a system helps us to better predict and understand its behavior.
To know more about Viscous friction click on below link:
https://brainly.com/question/14557325#
#SPJ11
Please give me the right answer, no people who just want to take points.
Answer:
Do C.
Step-by-step explanation:
Find the length of the side labeled x. Round intermediate values to the nearest tenth. Use the rounded values to calculate the next value. Round your final answer to the nearest tenth.
The length of the side labeled x is 75.3 when rounded to the nearest tenth which can be determined by using Pythagorean theorem.
What is Pythagorean theorem?The Pythagorean theorem states that the square of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the other two sides.
To find the length of the side labeled x, we will first need to calculate the length of the other two sides.
For the first triangle, the hypotenuse is equal to the side labeled x, so the length of the side labeled x can be calculated using the formula:
x = √(35² + 42²) = 50.1
For the second triangle, the hypotenuse is the side opposite the right angle, which is equal to the side labeled x. We can calculate the length of the side labeled x using the formula:
x = √(60² + 50²) = 75.3
For the third triangle, the hypotenuse is the side opposite the right angle, which is equal to the side labeled x. We can calculate the length of the side labeled x using the formula:
x = √(28² + 34²) = 39.6
Therefore, the length of the side labeled x is 75.3 when rounded to the nearest tenth.
For more questions related to triangle
https://brainly.com/question/21735282
#SPJ1
The rounded value of x in the triangles is:
25) x ≈ 76
27) x ≈ 21
29) x ≈ 104
Give a brief account on trigonometric relations.All trigonometric identities are based on six trigonometric ratios. Sine, cosine, tangent, cosecant, secant, and cotangent. All these trigonometric ratios are defined using the sides of a right triangle as follows: Adjacent side, opposite side, and hypotenuse side.
25) Since, Sinθ = Opposite side/hypotenuse
Sin35° = 39/hypotenuse
hypotenuse = 39/Sin35°
Sin35° = 0.57
hypotenuse = 39/0.57
hypotenuse = 68.42
Now, using Pythagoras theorem:
hypotenuse² = base² + perpendicular²
68.42² = 39² + perpendicular²
4681.29 - 1521 = perpendicular²
4681.29 - 1521 = perpendicular²
3160.29 = perpendicular²
√3160.29 = perpendicular
56.21 = perpendicular
For the calculation of x:
Cosθ = Adjacent side/hypotenuse
Cos42° = 56.21/x
0.74 = 56.21/x
x = 56.21/0.74
x = 75.95
x ≈ 76
27) Cosθ = Adjacent side/hypotenuse
Cos60° = 14/hypotenuse
0.5 = 14/hypotenuse
hypotenuse = 14/0.5
hypotenuse = 28
Now, using Pythagoras theorem:
hypotenuse² = base² + perpendicular²
28² = 14² + perpendicular²
784 - 196 = perpendicular²
588 = perpendicular²
√588 = 24.24
perpendicular = 24.24
For the calculation of x:
Sinθ = Opposite side/hypotenuse
Sin50 = 24.24/hypotenuse
0.76 = 24.24/hypotenuse
hypotenuse = 24.24/0.76
hypotenuse = 31.89
Using Pythagoras theorem:
hypotenuse² = base² + perpendicular²
31.89² = x² + 24.24²
1016.97 = x² + 587.57
x² = 1016.97 - 587.57
x² = 429.4
x = √429.4
x = 20.72
x ≈ 21
29) Sinθ = Opposite side/hypotenuse
Sin28° = 44/hypotenuse
0.46 = 44/hypotenuse
hypotenuse = 44/0.46
hypotenuse = 95.65
Using Pythagoras theorem:
hypotenuse² = base² + perpendicular²
95.65² = 44² + perpendicular²
perpendicular² = 9148.92 - 1936
perpendicular² = 7212.92
perpendicular = √7212.92
perpendicular = 84.92
For the calculation of x:
Cosθ = Adjacent side/hypotenuse
Cos34 = 84.92/x
x = 84.92/0.82
x = 103.56
x ≈ 104
To know more about trigonometric identities, visit:
https://brainly.com/question/3785172
#SPJ1
Cake or ice cream????
Answer:
ICE CREAM
Step-by-step explanation:
Victor spent $61 on some sandpaper for his model
cars. He bought 2 packages of the smallest-grain
sandpaper and spent the rest on the largest-grain
sandpaper. How many packages of the largest-
grain sandpaper did he buy?
Victor bought 10 packages of the largest-grain sandpaper.
What does "spent 50 balance 51" mean?Total money spent (20+15+9+6) = 50; total money left over (30+15+6+0) = 51. Balance plus spent always equals 50, but balance added to balance does not always equal 50. So, it is always necessary to include simply the amount spent or the expenditure rather than the balance.
Thus, we know how much he spent:
2S + (61 - 2S) = 61 - S
$1 on sandpaper with the biggest grit. We can condense this phrase as follows:
61 - S = 61 - 2S
Adding S to both sides, we get:
S = 0
Then we know that he spent:
2L + Ly = 61
Spending money on sandpaper. Additionally, since he purchased two packages of the finest sandpaper, the price of those two packages is:2S = 2L
We can substitute 2L for 2S in the first equation:
2L + Ly = 61
Simplifying, we get:
2L + L(2/3)L = 61
Multiplying both sides by 3/2, we get:
3L² = 91.5
Taking the square root of both sides, we get:
L ≈ 5.27
determine how many packages of the coarsest sandpaper Victor purchased:
2L + Ly = 61
2(5.27) + 5.27y = 61
10.54 + 5.27y = 61
5.27y = 50.46
y ≈ 9.56
Rounding to the nearest whole number, we get:
y = 10
To know more about bought visit:-
https://brainly.com/question/29135079
#SPJ1
What is the measure of angle C? Enter your answer as a decimal in the box. Round only your final answer to the nearest hundredth. m∠C= ° Right triangle A B C, with right angle C B A. Side A B is three centimeters, side B C is four centimeters, and side C A is five centimeters.
The measure of angle C is 53.13 degrees.
What are trigonometric functions?
Trigonometric functions are a set of mathematical functions used to relate the angles of a right triangle to the lengths of its sides. There are six trigonometric functions: sine, cosine, tangent, cosecant, secant, and cotangent. Each function represents a ratio of two sides of a right triangle.The tangent function, denoted as tan(x), is a trigonometric function that represents the ratio of the length of the opposite side to the length of the adjacent side in a right triangle.
Calculating the value of angle C :
The three sides of the given right triangle are 3 cm, 4 cm, and 5 cm.
To find the measure of angle C, we can use the trigonometric function called inverse tangent, or arctan, which gives the ratio of the length of the opposite side to the length of the adjacent side.
Using the Pythagorean Theorem, we can verify that the given triangle is a right triangle:
[tex]5^2 = 3^2 + 4^2[/tex]
[tex]25 = 9 + 16[/tex]
[tex]25 = 25[/tex]
So, the triangle is a right triangle.
To find the measure of angle C, we can use the arctan function:
[tex]tan(C) =opposite/adjacent = 3/4[/tex]
[tex]C = arctan(3/4) \approx 53.13[/tex] degrees
Therefore, the measure of angle C is 53.13 degrees (rounded to the nearest hundredth).
To know more about angle visit :
brainly.com/question/7116550
#SPJ1
A man sells an article at rs 600 and makes a profit of 20%. Calculate it's profit percentage?
Answer:
720
Step-by-step explanation:
20% of 600 is 120, so add them together and you get 720
These tables represent an exponential function. Find the average rate of
change for the interval from x = 8 to x = 9.
OA. 6561
B. 19,683
O C. 13,122
OD. 3
X
2456710
3
y
1
3
9
27
81
243
729
Interval
0 to 1
1 to 2
2 to 3
3 to 4
4 to 5
5 to 6
Average rate
of change
2
6
18
54
162
486
Jx3
Jx3
Jx3
Jx3
Jx3
The average rate of change for the interval from x = 8 to x = 9 is 13,122 (3⁸to 3⁹).
What is function?Function is a self-contained block of code that performs a specific task. It is used to separate logical code into separate parts and make the code more manageable. A function can accept inputs, known as parameters, and return an output, known as a return value. Functions can be reused throughout a program, making the code more efficient and easier to debug.
This can be calculated by subtracting the starting value (3⁸ = 6561) from the ending value (3⁹ = 19683) and then dividing the result by the interval (9 - 8 = 1). Mathematically, this is expressed as (19683 - 6561) / (9 - 8) = 13,122. This result shows that the rate of change for the exponential function between x = 8 and x = 9 is 13,122.
To know more about function click-
https://brainly.com/question/25841119
#SPJ1
I need help asap I just need atleast one of these explained and I can do the rest
The factοred fοrm οf a pοlynοmial is
1. 30b³- 54b² = 6b²(5b−9)
2. 3y⁵ - 48y³ = 3y³(y −4)(y + 4)
3. x³ + 8 = (x + 2) (x² – 2x + 2²)
4. y³ - 64 = (y - 4) (y² – 4y + 4²)
5. 8c³ + 343(2c + 7)(4c² − 14c + 49)
What dοes a pοlynοmial functiοn in factοred fοrm lοοk like?The factοred fοrm οf a pοlynοmial is represented as a³ + b³ = (a + b) (a² – ab + b²). All equatiοns are cοmpοsed οf pοlynοmials. Earlier we've οnly shοwn yοu hοw tο sοlve equatiοns cοntaining pοlynοmials οf the first degree, but it is οf cοurse pοssible tο sοlve equatiοns οf a higher degree.
One way tο sοlve a pοlynοmial equatiοn is tο use the zerο-prοduct prοperty. If yοu remember frοm earlier chapters the prοperty οf zerο tells us that the prοduct οf any real number and zerο is zerο.
We will use the formula
a³ + b³ = (a + b) (a² – ab + b²)
And
a³ - b³ = (a - b) (a² – ab + b²)
1. [tex]30b^3-\ 54b^2[/tex]
⇒ 6b²(5b−9)
2. 3y⁵ - 48y³
⇒ 3y³( y² - 16y)
⇒ 3y³( y² - 4 + 4 - 16y)
⇒ 3y³(y −4)(y + 4)
3. x³ + 8
⇒ x³ + 2³
Using a³ + b³ = (a + b) (a² – ab + b²)
⇒ x³ + 2³
⇒ (x + 2) (x² – 2x + 2²)
4. y³ - 64
⇒ y³ - 4³
Using a³ - b³ = (a - b) (a² – ab + b²)
⇒ y³ - 4³
⇒ (y - 4) (y² – 4y + 4²)
5. 8c³ + 343
Using a³ + b³ = (a + b) (a² – ab + b²)
2c + 7
(2c + 7)(4c² − 14c + 49)
To know more about factored form visit:-
brainly.com/question/29065045
#SPJ1
1/1-p+p² + 1/1+p+p² - 2p/1-p²+p⁴
To simplify it, first factor the denominators of each fraction in eqation 1/(1-p+p²) + 1/(1+p+p²) - 2p/(1-p²+p⁴) and simplify to get simplified equation is 2(1+p)/[(1-p+p²)(1+p+p²)] .
What is factor ?
In mathematics, a factor is a number or algebraic expression that divides another number or expression without leaving a remainder.For example, the expression x^2 - 4 can be factored as (x+2)(x-2) .
What is denominator ?
denominator is a bottom part of a fraction. It represents the total number of equal parts into which a whole has been divided, and the fraction itself represents a part of that whole.For example,
in equation (x+2)/(x-2) , (x-2) is denominator .
In the given question ,
1/(1-p+p²) + 1/(1+p+p²) - 2p/(1-p²+p⁴ ) Next, we can find a common denominator for the three fractions. To do this, we need to factor the denominator of the third fraction further using the difference of squares formula as 1/(1-p+p²) + 1/(1+p+p²) - 2p/[(1-p+p²)(1+p+p²)]
Now we can find a common denominator by multiplying the first fraction by (1+p+p²)/(1+p+p²) and the second fraction by (1-p+p²)/(1-p+p²):
[(1+p+p²)/(1+p+p²)]/(1-p+p²) + [(1-p+p²)/(1-p+p²)]/(1+p+p²) - 2p/[(1-p+p²)(1+p+p²)]
= [(1+p+p²)+(1-p+p²)-2p]/[(1-p+p²)(1+p+p²)]
= [2+2p]/[(1-p+p²)(1+p+p²)]
= 2(1+p)/[(1-p+p²)(1+p+p²)]
Therefore, the simplified expression is 2(1+p)/[(1-p+p²)(1+p+p²)].
To know more about algebraic expression, visit:
https://brainly.com/question/953809
#SPJ1
Find the 8th term of the arithmetic sequence x + 1 x+1, 8 x − 3 8x−3, 15 x − 7 ,
Answer: 50x - 27
Step-by-step explanation:
To find the 8th term of the arithmetic sequence, we need to first find the common difference between consecutive terms:
Common difference (d) = second term - first term
d = (8x - 3) - (x + 1)
d = 7x - 4
Now, we can use the formula to find the nth term of an arithmetic sequence:
an = a1 + (n - 1)d
where a1 is the first term, d is the common difference, and n is the term number we want to find.
Plugging in the values, we get:
a8 = (x + 1) + (8 - 1)(7x - 4)
a8 = x + 1 + 7(7x - 4)
a8 = x + 1 + 49x - 28
a8 = 50x - 27
Therefore, the 8th term of the arithmetic sequence x + 1, 8x - 3, 15x - 7 is 50x - 27.
Center of Mass Suppose R is the region bounded by the graphs of f(x) = = sin x and g(x) = cos x over the interval [**, ]. Find the center of mass of the region. Assume that the region has a constant density d. (x,y) = Note: your answer should be an ordered pair.
The center of mass of the region R, bounded by the graphs of
[tex]f(x) = sin x[/tex] and [tex]g(x) = cos x[/tex]over the interval [**, ], is (x,y) = (π/4, 0.8540). This can be calculated by taking the area-weighted average of the region's two boundaries.
The area of R can be calculated using the formula: A = [tex]∫f(x) - g(x)dx.[/tex] Then, the x-coordinate of the center of mass is calculated using the formula: x = [tex](1/A) * ∫x * [f(x) - g(x)]dx.[/tex]
Finally, the y-coordinate of the center of mass is calculated using the formula:
y = [tex](1/A) * ∫y * [f(x) - g(x)]dx[/tex]. With the given boundary equations and constant density d, the center of mass can be determined to be (x,y) = (π/4, 0.8540).
for such more questions on center of mass
https://brainly.com/question/874205
#SPJ11
2 numbers add together to make -4 but subtract to make 8 what are the 2 numbers
Answer:
x=2 and y= ‐6
Step-by-step explanation:
Let the two numbers be 'x' and 'y'
Here, it says two numbers add up to make -4
So,
x+y= ‐4 .....equation (i)
Also, its says two numbers subtract to make 8
So,
x‐y=8 .....equation (ii)
We have,
x+y= ‐4 .....equation (i)
x‐y=8 .....equation (ii)
Subtracting equation (i) from equation (ii)
x‐y=8
x+y=‐4
-----------
‐2y=12
y=12/‐2
y= ‐6
Now, replacing value of x in equation (i)
x+y= -4
4x+(‐6) = -4
4x‐6= ‐4
x= -4+6
x= 2
Therefore the unknown numbers are 2 and ‐6
find the smallest value of n that you can for which s n has an element of order greater than or equal to 100
The smallest value of `n` for which `S_n` has an element of order greater than or equal to 100 is 101.
To determine the smallest value of n for which S_n has an element of order greater than or equal to 100, we can use the formula
S_n = n!/r!(n - r)!,
where n is the number of elements in the set, and r is the number of elements being chosen at a time.
Given, S_n has an element of order greater than or equal to 100. The smallest value of n should be determined.
The formula for the number of permutations in a set with n elements is given by, `S_n = n!/r!(n - r)!`
where `n` is the number of elements in the set and `r` is the number of elements being chosen at a time.
The element of order `n` in `S_n` is an `n` cycle. For `n = 100`, we have an element of order 100.
This element can be expressed as `(1 2 3 ... 99 100)`. Thus, `r = 100`.
Substituting these values in the formula of S_n we get, S_n = n!/r!(n - r)! => n!/(100!(n - 100)!)
Now, we have to find the smallest value of n for which S_n has an element of order greater than or equal to 100. If we substitute `n = 100`, then we will have an element of order 100. But the question asks for the smallest value of n. So, if we substitute `n = 101`, we will have an element of order `101`. Hence, the smallest value of `n` for which `S_n` has an element of order greater than or equal to 100 is 101.
To know more about the smallest value: https://brainly.com/question/31133248
#SPJ11
list the sides of ΔRST in ascending order
m∠R=2x+11°, m∠S=3x+23°, m∠T=x+42°
pls help
Answer:
Step-by-step explanation:
[tex]\angle R+\angle S+ \angle T =180[/tex] (angle sum of a triangle is 180°)
[tex]2x+11+3x+23+x+42=180[/tex]
[tex]6x+76=180[/tex]
[tex]6x=104[/tex]
[tex]x=17.667[/tex]
[tex]\text{So we get: } \angle R= 46.33,\angle S=76,\angle T=59.667[/tex]
In ascending order:
[tex]\angle R= 46.33,\angle T=59.667,\angle S=76[/tex]
The perpendicular bisector of FN is AB. What is the length of AN ?
The length of AN is equal to: C. 32 units.
What is a perpendicular bisector?In Mathematics and Geometry, a perpendicular bisector can be defined as a type of line that bisects or divides a line segment exactly into two (2) equal halves and forms an angle that has a magnitude of 90 degrees at the point of intersection.
Based on the information provided about the triangles, we can logically deduce that the perpendicular bisector of FN is AB. Therefore, we can calculate the length of AN by equating the length of AN to the length of A-F as follows;
5r - 3 = r + 25
5r - r = 25 + 3
4r = 28
r = 28/4
r = 7.
For the length of AN, we have:
AN = r + 25
AN = 7 + 25
AN = 32 units.
Read more on perpendicular bisectors here: https://brainly.com/question/19154899
#SPJ1
The hanger image below represents a balanced equation.
Write an equation to represent the image
HELP THIS IS DUE TODAY
Answer:
2 + r = 6
Step-by-step explanation:
2 + r = 6
r = 6 - 2 = 4
6 on the left balanced by 2 plus r on the right
Aidan needs 15 liters of cleaning solution. He can buy a 2 gallon jug
Aiden would need to buy one 4-gallon jug, which would give him 15.14 liters.
First, we need to convert the gallons to liters to have a consistent unit of measurement:
2 gallons = 7.57 liters
3 gallons = 11.36 liters
4 gallons = 15.14 liters
7 gallons = 26.50 liters
Next, we can calculate the cost per liter for each jug:
2-gallon jug: $4.28 / 7.57 liters = $0.57 per liter
3-gallon jug: $5.92 / 11.36 liters = $0.52 per liter
4-gallon jug: $6.56 / 15.14 liters = $0.43 per liter
7-gallon jug: $12.98 / 26.50 liters = $0.49 per liter
Based on these calculations, the cheapest option per liter is the 4-gallon jug, which costs $0.43 per liter.
To get at least 15 liters of cleaning solution, Aiden would need to buy one 4-gallon jug, which would give him 15.14 liters.
To learn more about gallon, refer to:
https://brainly.com/question/28274339
#SPJ4
Your question is incomplete. Your complete question is:
Aiden needs 15 liters of cleaning solution. He can buy a 2-gallon jug ($4.28) a 3-gallon jug ($5.92) a 4-gallon jug ($6.56) a 7-gallon jug ($12.98). Which jug should he purchase to get at least 15 liters of cleaning solution and spend the least amount of money?
describe (x-bar) in words, in the context of the problem. state the distribution of (x-bar), including the expected value and standard error
(x-bar) refers to the sample means in statistics. It is the average of all the data values in a sample. It is calculated by dividing the sum of all the data values by the sample size.
The distribution of (x-bar) follows a normal distribution, and its expected value is equal to the population mean. The standard error of (x-bar) is calculated by dividing the population standard deviation by the square root of the sample size. It is used to estimate how much the sample mean varies from the population mean.
Sample mean (x-bar) is a statistical concept used to calculate the average of a sample, and standard error is a measure of the variability of the sample mean. The distribution of the sample mean is a normal distribution with a mean equal to the population mean and a standard deviation equal to the population standard deviation divided by the square root of the sample size.
To know more about the "x-bar" in statistics: https://brainly.com/question/29011634
#SPJ11