Shaded region in venn diagram is the common area of set A and set B. It represent A∩B.
About venn diagramHow to present a set can also be expressed with a picture or diagram called a Venn Diagram. The Venn diagram was introduced by a British mathematician named John Venn (1834 – 1923).
Instructions for creating a Venn diagram include:
The universal set (U) is depicted as a rectangle and the letter U is placed in the upper left corner. Every set that is in the universe set is represented by a simple closed curve. Each member of the set is indicated by a dot. If a member of a set has many members, then the members do not need to be written down.Learn more about venn diagram at https://brainly.com/question/29301560
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Which pair of transformations could map ABC to A’B’C’, such that the triangles are similar but not congruent?
The pair of transformations that could map ABC to A’B’C’, such that the triangles are similar but not congruent are dilation and rotation
What is Dilation?Resizing an item uses a transition called Dilation. Dilation is used to enlarge or contract the items. The result of this transformation is an image with the same shape as the original. However, there is a variation in the shape's size. Dilation transformations ensure that the shape will stay the same and that corresponding angles will be congruent
Given data ,
Let the triangle be represented as ΔABC
Let the dilated triangle be represented as ΔA'B'C'
Let the dilation scale factor be represented as k
Now , when a triangle is dilated by a scale factor of k , there is a change in the shape of the triangle
After a dilation , the triangle will enlarge or compress by a factor k , but it will be similar to the parent triangle
Now , when the triangle is rotated , it only changes the initial coordinates of A , B and C
Hence , the transformations are dilation and rotation
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A relief organization supplies blankets, cots, and lanterns to victims of fires, floods, and other natural disasters. One week the organization purchased 25 blankets, 10 cots, and 5 lanterns for a total cost of $1275. The next week, at the same price, the organization purchased 5 blankets, 20 cots, and 5 lanterns for a total cost of $1425. The next week, at the same price, the
organization purchased 5 blankets, 30 cots, and 5 lanterns for a total cost of $1975. Find the cost of each item.
Step-by-step explanation:
here's your answer for your questions
Vertex angles. Please help me
For the given triangle the value of z = 1, y = 6, and x = 4.75.
What is geometry?One of the earliest areas of mathematics is geometry, along with arithmetic. It is concerned with spatial characteristics like the separation, shape, size, and relative placement of objects.
The value of x,y, and z will be calculated by the property states that the ratio of the median line passing from the centroid of the triangle is divided into the ratio of 1: 2.
The value of x,
( 2x - 6 ) / 7 = 1 / 2
2 ( 2x - 6 ) = 7
4x - 12 = 7
4x = 19
x = 19 / 4
The value of y,
3 / y = 1 / 2
y = 3 x 2
y = 6
The value of z,
2z / 4 = 1 / 2
4z = 4
z = 1
Therefore, the values are z = 1, y = 6, and x = 4.75.
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A piece of thread of length 21.4cm is used to form a sector of a circle of radius 4.2cm on a piece of cloth. Calculate to the nearest degree the angle of the sector.
Answer:
177°
Step-by-step explanation:
A sector is the area between two radi.
We are given the perimeter of the sector as 21.4cm and the radius 4.2cm. Subtracting two radi from the perimeter will give us the arc of the sector as 13.
As we know, the formula for the length of an arc is: length of arc = ∅/360 × πd. Diameter is double the radius so in this case it's 8.4; so filling in the blanks our new formula is: 13 = ∅/360 × 8.4π.
We are trying to find ∅ which is the degree of the sector. So from this formula we can rearrange it by dividing 8.4π on both sides of the equation giving ¹³/8.4π = ∅/360; from here we multiply 360 on both sides and therefore getting ∅ on its own therefore allowing us to equate it.
Plug that all into a calculator and you get 177.3440794 so you can round it down to 177°
I saw this question a few minutes ago but spent a bit of time calculating it...sorry :)
Reflect the point in the x-axis followed by the y-axis.
Answer:
(3, - 4 )
Step-by-step explanation:
under a reflection in the x- axis
a point (x, y ) → (x, - y ) , then
(- 3, 4 ) → (- 3, - 4 )
under a reflection in the y- axis
a point (x, y ) → (- x, y ) , then
(- 3, - 4 ) → (3, - 4 )
Find the distance between the points on a number line. -5,-20 distance is
Answer:
15
Step-by-step explanation:
The distance can't be negative.
20-5=15
What is the solution to x=√-x+6
a. 2 and -3
b.-2 and 3
c. -3
d.2
The equation x = √-x + 6 cannot have any real solutions, because taking the square root of a negative number is not a real number. So the answer is none of the options listed.
What is equation?In its most basic form, an equation is a mathematical statement that indicates that two mathematical expressions are equal. 3x + 5 = 14, for example, is an equation in which 3x + 5 and 14 are two expressions separated by a 'equal' sign. A mathematical phrase with two equal sides separated by an equal sign is called an equation. Linear equations are classified into three types: point-slope, standard, and slope-intercept. Identity equations and conditional equations are the two types of equations. An identity holds true for all possible values of the variables. A conditional equation is valid only for certain values of the variables. An equation consists of two expressions joined by an equals sign ("=").
Here,
The equation x = √-x + 6 cannot have any real solutions, because taking the square root of a negative number is not a real number.
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what is 0.6 as a whole number
The number which correctly represents the decimal 0.6 as a whole number is; 1.
Which number represents 0.6 as a whole number?It follows from the task content that the number which correctly represents the number 0.6 as a whole number is to be determined.
Since the given number is 0.6. It follows that the closest whole number can be determined by rounding off to th nearest whole number.
Hence, by rounding off; we have; 1.
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find the difference of the polynomials 2a^2+3a and 3a^2-4a by subtracting the second from the first
Answer:
-a^2+7a
Step-by-step explanation:
I need help. Can someone tell me the correct answer.
Answer: Y-axis
Step-by-step explanation:
It is reflected across the y-axis , which cam be seem as it goes up
Answer: It's the Y-Axis
Step-by-step explanation:
the green triangle and the orange triangle are flipped from left and right, that means its on the y axis. if it was up and down it would be x axis.
Martha needs 28 strawberries for every 4 smoothies she makes.
Answer:
Step-by-step explanation:
If Martha needs 28 strawberries for every 4 smoothies she makes, then she needs 7 strawberries per smoothie.
Find f’(x) for f(x)=4x^3-5x^2+7x-10
Answer: The derivative of f(x) = 4x^3 - 5x^2 + 7x - 10 is given by f'(x) = 12x^2 - 10x + 7.
Step-by-step explanation:
Describe the end behavior of f(x) = -x^4 + x^2 - x + 1
The end behavior of f(x) = -x^4 + x^2 - x + 1 is that it approaches negative infinity as x approaches both positive and negative infinity.
What is the end behavior of the function?The end behavior of a function refers to the limiting behavior of the function as x approaches positive infinity and negative infinity.
For the function f(x) = -x^4 + x^2 - x + 1, as x approaches positive infinity, the x^4 term dominates, and the value of the function approaches negative infinity.
As x approaches negative infinity, the x^4 term again dominates and the value of the function approaches negative infinity.
Therefore, the end behavior of f(x) = -x^4 + x^2 - x + 1 is that it approaches negative infinity as x approaches both positive and negative infinity.
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Function Mathematics
The analisis and interpretation of functions, its domain and its range, indicates the following conclusions:
Case 2 - a) Domain: - 15 ≤ x < 15, b) Range: - 200 ≤ y < 400, c) f(0) = 100, d) f(x) = 0, when x = - 5.
Case 3 - g(1) = 6, g(x) = 1 when x = - 2, g(x) = 2 when x = 0 or x = 4.
How to analyze and interpret functions
In this question we must answer two exercises on functions. In the second case we have the representation of a function on Cartesian plane, whose domain is the set of all values on horizontal axis and range is for vertical axis.
By direct inspection, we find the following information:
a) Domain
- 15 ≤ x < 15
b) Range
- 200 ≤ y < 400
c) f(0) = 100
d) f(x) = 0, when x = - 5
The third case includes a table with domain and range of a functions, this must be interpreted to fill the following blanks:
g(1) = 6
g(x) = 1 when x = - 2
g(x) = 2 when x = 0 or x = 4
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How many adults binge drink four times per month?
A. 1 in 10
B. 1 in 6
C. 1 in 4
D. 1 in 8
please help asap i need to turn in in 10 mins
The probabilities are;
(a) 0.5648
(b) 0.3497
(c) 0.0855
What is the probability?The possibility of an event in time is known as probability in mathematics. How frequently does the incidence occur over the course of a specific time period, in plain English?
Given:
A table shows the smoking habits of college students.
a) If a student is chosen at random, the probability of getting someone who is a woman or a heavy smoker is,
= P(woman) + P(heavy smoker) - P(a woman and a heavy smoker)
= 213/386 + 10/386 - 5/386
= 0.5648 to 4 decimal places.
b) If two students are chosen at random without replacement, the probability of getting both who are non-smokers and a man is,
= P(non smoker and man)
= 135/386
= 0.34974093264
= 0.3497
c) If a student is chosen at random, the probability of getting someone who is a regular smoker given the person is a woman is,
= P( regular smoker and a woman)
= 33/386
= 0.08549222797
= 0.0855
Therefore, 0.0855 is the probability.
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For each of the following quadratic equations, find the discriminant and draw its sign diagram: Hence find values of m for which the equation has: (i) A repeated root (ii) two distinct real roots (iii) no real roots (a) x^2 − 4x + m = 0 (b) mx^2 + 3x + 2 = 0 (c) x^2 - mx + 1 = 0
a) For two distinct real roots: x > 0 or x > m
b) For two distinct real roots: x > 0 or x > 2m
c) For two distinct real roots: x > 0 or x > 4
This is based on the quadratic equation.
What is a quadratic equation?Only non-negative integer powers of x are present in the quadratic equation, making it a polynomial equation. In actuality, the Latin word quadratus, which means square, is the root of the term quadratic. The quadratic equation has the generic form ax² + bx + c = 0. where x is an unknowable variable and a, b, and c are mathematical coefficients.
a) Quadratic equation: x² - 4x + m = 0
The discriminant: Δ = b² - 4ac
Δ = (2x)² - 4.x.(m)
Δ = 4x² - 4mx
Δ = 4x (x - m)
For two distinct real roots: Δ > 0
4x (x - m) > 0
x > 0 or x > m
For two real roots: Δ ≥ 0
4x (x - m) ≥ 0
x ≥ 0 or x ≥ m
For a repeated root: Δ = 0
4x (x - m) = 0
x = 0 or x = m
(b) Quadratic equation: mx² + 3x + 2 = 0
The discriminant: Δ = b² - 4ac
Δ = (3x)² - 4.mx.(2)
Δ = 4x² - 8mx
Δ = 4x (x - 2m)
For two distinct real roots: Δ > 0
4x (x - 2m) > 0
x > 0 or x > 2m
For two real roots: Δ ≥ 0
4x (x - 2m) ≥ 0
x ≥ 0 or x ≥ 2m
For a repeated root: Δ = 0
4x (x - 2m) = 0
x = 0 or x = 2m
(c) Quadratic equation: x² - mx + 1 = 0
The discriminant: Δ = b² - 4ac
Δ = (x)² - 4.x.(1)
Δ = x² - 4x
Δ = x (x - 4)
For two distinct real roots: Δ > 0
x (x - 4) > 0
x > 0 or x > 4
For two real roots: Δ ≥ 0
x (x - 4) ≥ 0
x ≥ 0 or x ≥ 4
For a repeated root: Δ = 0
x (x - 4) = 0
x = 0 or x = 4
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pls help it’d overdue!!
Which is different?
O Solve
3
==
X
O Solve
O Find x so that 3:x and 12:8 are equivalent.
O
Find x so that 3:12 and x:8 are equivalent.
12
8
12 3
X
8
=
Find "both" answers
The answer to the "different" question is x =
The answer to the "same" questions is x =
D
The answer to the "different" question is: 32
The answer to the "same" question is: 2
a factory produces 32 tables in an 8-hour day.Calculate how many tables are produced in 3 days
Answer: In an 8-hour day, the factory produces 32 tables. In 1 day, the factory produces 32 tables.
In 3 days, the factory will produce 3 days * 32 tables per day = 96 tables.
Step-by-step explanation:
Assume that you can earn 6% on an investment, compounded daily. Which of the following options would yield the greatest balance after 8 years? (a) $20,000 now (b)$30,000 after 8 years (c) $8000 now and$20,000 after 4 years (d) $9000 now,$9000 after 4 years, and $9000 after 8 years
The option c yields the greatest balance after 8 years.
The formula for compounding Interest
n times a year :
[tex]A=P(1+\frac{r}{100n})^{nt}\\[/tex]
(a)
Investing $20,000 implies P=20000 and t=8,
interest is compounded daily, which means that n=365 r is given as 6%.
Substitute these values in the formula to get find balance after 8 years,
[tex]20000(1+\frac{6}{100*365})^{365*8}=$ $ 32320.21[/tex]
(b)
$ 30,000 after eight years, is the final balance. Because there is no time left to invest it,
(c)
We get $8000, which we can invest for 8 years,
and we will get $20,000 after 4 years which we can invest for 4 years.
final balance on the $ 8000 invested for 8 years can be found using the formula substitute p=8000, t=8 and r=6%, n=365.
[tex]8000(1+\frac{6}{100*365})^{365*8}=12928.09$[/tex]
final balance on the $ 20,000 invested for 4 years can be found using the formula P=20,000, t=4, and r=6, and n=365.
= 25424.58.
Under the option c, the final balance is 12928.09+25424.58=38352.57
(d)
under this option, we get $ 9000, which we can invest for 8 years.
we will again get 9000 after 4 years, which we can invest for four year,
we will again get
9000 after 8 years, for which we have not invested.
final balance on the 8000 invested for 8 years can be found using above formula p=9000, t=8 and r=6
=14544.1$
final balance of 9000 invest for four years is = 11441.02
total final balance = 34985.12$
Option c yields the greatest balance after 8 years.
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1. The point (2, 3, -4) is
(a) four units above the xy-plane (in the positive z-direction)
(b) four units below the xy-plane (in the negative z-direction).
(c) one unit from the origin.
Answer:
(b) four units below the xy-plane (in the negative z-direction).
Can you help me with this
Answer:
two plus two equals five
Step-by-step explanation:
help is you can god bless!!!
Answer: sorry downbad for points god bless
Step-by-step explanation:
35m / 5h = help please
The solution to the given values by reducing them to their lowest term is 7m/h
Reducing values of the lowest term.The reduction of the given values to the lowest term possible can be achieved by using the long division process. So, we set up the division problem in a long division format.
5 || 35
Divide 35 by 5 . Place this digit in the quotient on top of the division symbol.
7
5 || 35
Multiply the newest quotient digit (7) by the divisor 5.
7
5 || 35
35
Subtract 35 from 35.
7
5 || 35
35
0
The result of the division to the lowest term possible is 7 m/h.
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A mechanic charger a flat rate of $30 per hour. You have already bought all the parts needed and only have $120 to fix your car. How many hours can the machine work on your car? Find the y-intercept and slope
Answer: 4 hours
Step-by-step explanation: y int = 120, slope = 30
Kite FTWN is shown. Find the value of x
The value of x from the given kite is 254.
What is shape kite in geometry?In Euclidean geometry, a kite is a quadrilateral whose four sides can be grouped into two pairs of equal-length sides that are adjacent to each other.
Given that, m∠N=53°, ∠T=67° and m∠F=(1/2 x-8)°
In kite the two angles are equal where the unequal sides meet.
So, m∠W=m∠F=(1/2 x-8)°
Now, m∠N+m∠T+m∠W+m∠F=360°
53°+67°+(1/2 x-8)°+(1/2 x-8)°=360°
120+x-16=360
x=360-104
x=254
Therefore, the value of x is 254.
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Which of the following tables represents a relation that is a function?
x y
−5 −3
−2 3
−1 1
3 4
3 −1
x y
−5 4
−2 4
0 −4
0 4
3 4
x y
−4 0
−2 2
0 3
2 0
3 4
x y
1 −4
1 −2
1 0
1 2
1 4
If the hot-tub heater provides 5900 kJ/min, how long, in hours, will it take to heat the water in the hot tub from 65 °F to 104 °F?
Express your answer to two significant figures and include the appropriate units.
HÅ
Value
20
Provide Feedback
Units
Submit Request Answer
?
P Pearson
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So, using a heater with a heating output of 5900 kJ/min, it will take roughly 9.05 hours to heat the water in the hot tub from 65°F to 104°F.
What kind of energy does heating use?When the temperature rises, atoms and molecules move faster and collide, creating thermal energy (also known as heat energy). Thermal energy is the energy that results from the heated substance's temperature.
How do you calculate kW for heating?Calculate the square footage or square metres of your room. The room's dimensions are then multiplied by its width, height, and length. Then double this amount by 6. For BTUs or 0.0606 for kW, respectively.
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How long would it take a falling rock with an acceleration of 9.81m/s² to reach the ground from a height of 100 meters?
The time it would take for the rock to reach the ground is given as follows:
3.19 seconds.
How to model the projectile's height?The quadratic equation that models a projectile's height is given as follows:
y = -9.81t² + v(0)t + h(0).
In which:
v(0) is the initial velocity.h(0) is the initial height.The parameters for this problem are given as follows:
v(0) = 0, h(0) = 100.
The rock reaches the ground when y = 0, hence:
9.81t² = 100
t = sqrt(100/9.81)
t = 3.19 seconds.
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A Programmer Erroneously Wrote An Expression As: 0 < X < 10. Rewrite The Expression Using Logical AND. Use Parentheses. (X > 0) ___
Rewritten the Expression Using Logical AND Parentheses as "(X > 0) AND (X < 10)"
What is the logical operator?
A logical operator is a symbol or keyword used in a programming language to perform a logical operation on one or more values.
The expression "0 < X < 10" is often misinterpreted as a range for a single variable X.
However, in most programming languages, this expression is considered an error because it does not explicitly state the logical relationship between the two inequalities.
To correct the expression, we use the logical operator AND to connect the two inequalities. The resulting expression, "(X > 0) AND (X < 10)", states that a variable X is within the desired range if it is greater than 0 and less than 10. The parentheses are used to make the expression clearer and to ensure that the logical operation is applied to the correct values.
Hence, "(X > 0) AND (X < 10)"
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