Point C' is the image of C(-4,-2) under a reflection across the y-axis.
What are the coordinates of Cl?

Answers

Answer 1

After reflection along the y-axis, the coordinates of C' is (4, -2).

What is a reflection in a graph?A reflection is a type of transformation that involves flipping a shape, known as the preimage, across a line, known as the line of reflection, to produce a new shape (called the image). You can picture what would happen if you turned the shape across the line to graph a reflection. A function's graph is transformed over the x-axis or the y-axis in a reflection (or both). The function keeps its basic form, but if a negative sign is added at the right spot in the equation, the graph will flip over one of the axes or the other.

So, the coordinates of C':

We already know that C(-4,-2) lines on the 3rd quadrant as in the 3rd quadrant (-x, -y) are found.When reflecting upon the y=axis, the C' will be seen in the 4th quadrant.We know that the 4th quadrant (x, -y).So, the coordinates of C' will be (4, -2).

(Refer the the graph attached below)


Therefore, after reflection along the y-axis, the coordinates of C' is (4, -2).

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Point C' Is The Image Of C(-4,-2) Under A Reflection Across The Y-axis.What Are The Coordinates Of Cl?

Related Questions



To read 8 pages, Shirley needs 40 minutes. At that rate, how many minutes does she need to read each page

Answers

She need 5 minutes to reach each page.

What is constant rate?

In mathematics, the absence of acceleration is referred to as a constant rate. A function that has a constant rate typically has a second derivative of 0.

The function would be plotted as a straight line on a piece of graph paper if the change in y (or rate) were constant. When anything moves at a fixed, steady pace or at an average speed, it is said to be moving at a constant rate, also known as a uniform rate. For instance, 3 hours pass while driving. In the first hour, it travels 30 miles, in the second hour, 45 miles, and in the third hour, 75 miles.

Given,

time she needs to read 8 pages = 40 minutes

time she needs to read 1 pages = 40/8

=5 minutes

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using technology how do you calculate a weighted average ROR of investments

Answers

A weighted average of the share amount paid for the shares may be calculated by the investor. To achieve this, multiply the total number of shares purchased by each price, add those numbers, and then divide the total by the number of shares purchased.

This is further explained below.

What is the weighted average ROR?

The total sum of the product (or multiplication) of the weights that are associated with various investment alternatives and their corresponding results is the weighted average return. This is also known as the weighted mean return.

The total of these weights is equivalent to one hundred percent.

Generally, The investor has the ability to compute a weighted average of the share prices at which the shares were purchased.

To do this, first, multiply the number of shares bought at each price by that price, then add up the values obtained from steps one and step two, and then divide the entire value by the total number of shares.

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Simplify negative 3 and 1 over 4 minus 6 and 2 over 3.

negative 119 over 12
negative 33 over 12
negative 9 and 3 over 12
9 and 11 over 12

Answers

We need to know about mixed fractions to solve the problem. The simplified answer is -119/12.

Mixed fractions is a fraction that is represented by it's quotient and remainder. Mixed fractions are solved by multiplying the denominator with the number in front and then adding the numerator to it, to get the numerator of the simple fraction, the denominator of the simple fraction remains same. In the given question we need to simplify the mixed fractions and then solve it.

[tex]-3\frac{1}{4} -6\frac{2}{3}[/tex] = -13/4-20/3=-39-80/12=-119/12

Therefore the simplified answer is -119/12, option (a) is the correct answer.

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Answer:

119 over 12

Step-by-step explanation:

If you are counting the number of customers visiting your store on a given day, you are working with continuous data.

a. True
b. False

Answers

Answer:

b. False

Step-by-step explanation:

The number of costumers that visit your store is a DISCRETE variable because is the set of countable costumers. We count a whole person not parts of a person.

For a continuous variable we are allowed to take any value in an interval. In our case we can not say we had 3.4 costumers. We can say the costumer bought 3.4 gallons of gas for their car.

number or costumers →discrete variable

number of gallons of gas →continuous variable

b. False

The table represents an absolute value function f(x).


x f(x)
−5 2
−4 1
−3 0
−2 1
−1 2
0 3
1 4
2 5
3 6

What are the vertex and range of the function?
Vertex (−3, 0), Range: {y | 0 ≤ y < ∞}
Vertex (−3, 0), Range: {y | −3 ≤ y < ∞}
Vertex (0, 3), Range: {y | 0 ≤ y < ∞}
Vertex (0, 3), Range: {y | 3 ≤ y < ∞}

Answers

Answer:

Vertex (−3, 0), Range: {y | 0 ≤ y < ∞}

Step-by-step explanation:

See attached graph.

solve the quadratic equation [tex]3x^{2} +x-5=0[/tex]
give your answers to 2 decimal places

Answers

Answer:

-1.47, 1.14 to 2 decimal places.

Step-by-step explanation:

3x^2 + x - 5 = 0

3(x^2 + 1/3x) - 5 = 0

Completing the square on the expression in the parentheses:

3[(x + 1/6)^2 - 1/36) - 5 = 0

3(x + 1/6)^2 - 1/12 - 5 = 0

(x + 1/6)^2 = 61/12 / 3

(x + 1/6)^2 = 61/36

(x + 1/6) = +/-√61 / 6

x = -1/6 +/- √61 / 6

x = 1.135, -1.468

Solve for x. PLS HELP MEEE

Answers

Answer: ask candice

Step-by-step explanation:

Answer:

x = 75

Step-by-step explanation:

The triangle on the right is an equilateral triangle. This means each angle is 60 degrees.

The bottom angle which goes over both triangles is marked as a right angle (90 degrees). Given that the part of that angle in the equilateral triangle is 60 degrees, the rest of the angle (i.e. the part of the angle in the other triangle) is 30 degrees.

It is implied by the markings that the angle x = the other angle at the top (although this should be clearer). Assuming this is the case, we can use the rule that angles in a triangle sum to 180 degrees, to say that:

x + x + 30 = 180

Combine like terms, rearrange and simplify:

2x + 30 = 180

2x = 150

x = 75

For f(x) = 4x + 1 and g(x) = x2 - 5, find (f- g)(x).

Answers

Answer:   (f - g)(x) = -x^2+4x+6

Work Shown:

(f - g)(x) = f(x) - g(x)

(f - g)(x) = (4x+1) - (x^2-5)

(f - g)(x) = 4x+1 - x^2+5

(f - g)(x) = -x^2+4x+(1+5)

(f - g)(x) = -x^2+4x+6

You estimate that your car gets 28 miles per gallon. The cost of gas per gallon is shown. How much does it cost you to travel 455 miles? Round to the correct number of significant figures.

Answers

The estimate of the cost to travel 455 miles as required in the task content is; $63.4.

What is the cost of travelling 455 miles as given in the task content?

It follows from the task content that the cost of travelling 455 miles is to be determined from the given information.

Hence, this is two-step problem.

First, since the car gets 28 miles per gallon, the amount of gas needed to travel 455 miles by proportion is;

455/28 = 16.25 gallons.

Also, since the cost per gallon as in the complete task content is; $3.899.

The cost of 16.25 gallons is; 16.25 × $3.899

= $63.4.

Remarks: Gas costs $3.899 per gallon.

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urgent please look at the picture

Answers

Answer: x = 72 degrees

Step-by-step explanation:

A Pentagon has 540 degrees in total

Divide 540 by the number of angles you have

540 / 5 = 108 degrees

The x angle is on a flat line with the other angle, when you add them you will get 180

So subtract 108 from 180

180 - 108 = x = 72 degrees

Select ALL expressions equal to: -8(5y - 9)

Answers

The expression -8 (5y - 9) is equals to - 40y + 72

How to find equivalent expression?

In maths, an expression is a combination of numbers, variables, functions (such as addition, subtraction, multiplication or division etc.).

In other words, a mathematical expression is any combination of numbers, letters, and relational operators.

Therefore, the following expression can be express in an equivalent form as follows:

Equivalent expressions are expressions that work the same even though they look different.

Hence,

-8 (5y - 9)

open the bracket

-8 (5y - 9) = - 40y + 72

Therefore, the equivalent expression of -8 (5y - 9) is - 40y + 72

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What is the x-intercept for function f? f(x) = −2/3x + 8

Answers

Answer:

x = 12 is the x-axis intercept

Step-by-step explanation:

'x-intercept'   is short for  'x-axis intercept'  <==== when the graph crosses the x axis, y = 0      so put y = 0   in the equation

y = -2/3 x + 8

0 = -2/3 x + 8

-8 = - 2/3x

x = 8 * 3/2 = 12

Find the accumulated value if the money is compounded quarterly?

Answers

Part b.

In this case, the money is compounded quarterly, this means that n=4 (4 times per year). So, by substrituting the given values into the compound interes formula, wer have

[tex]A=15000(1+\frac{0.045}{4})^{4\times5}[/tex]

which gives:

[tex]A=18761.26[/tex]

If ST = 65, TR= 40, and WU = 16, find the length of VW. Round your
answer to the nearest tenth if necessary.

Answers

Answer:

ST/VW = TR/WU

40/16 = 65/VW

2.5 = 65/VW

2.5VW = 65

VW = 65/2.5

VW = 26

21 El Carro de la maestra mago
recorre 95km con
Solo
tiene
201 de gasolina sl
17 Litros ¿cuantos km recorre

Answers

The distance it travel in 17litres petrol: 8.024km

What is Distance?

Distance is a measurement of how far apart two things or points are, either numerically or occasionally qualitatively. Distance can refer to a physical length in physics or to an estimate based on other factors in ordinary language.

Given,

The distance traveled in 201 petrol = 95km

The distance traveled in 1 liter = 95/201

                                                  = 0.472km

Now, we have to find out how many km does it travel in 17liter:

The distance traveled in 17liters = 17 x 0.472

                                                     = 8.024km

Hence, it travels 8.024km in 17 liters petrol

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Which of the following represent the solutions to | 4x + 9|> 11 ?

Answers

Answer:

x <-5 or x> 1/2

Step-by-step explanation:

I hope this helps! If it does would you please mark me brainliest?

When comparing functions, such as Seth’s scenarios for travelling to school, will the function with the greatest initial value continue to be the greatest as time increases?

Answers

No. The pace of change affects the y-value, therefore having a higher beginning value does not guarantee it. The output may decrease if the function with the bigger beginning value has a slower rate of change.

This is further explained below.

What are functions?

Generally, No. Even if the function had a higher beginning value, it does not always follow that it would always have a higher y-value. This is because the y-value also relies on the rate of change.

In conclusion, If the function with the higher beginning value has a slower rate of change, it is possible that the output may become smaller at some time in the future as a consequence of this.

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Consider each of the households living in your county.

Family 1: A married couple with one child: Due to the high cost of childcare, one parent stays home to care for the child while the other works 40 hours per week making $18 per hour. They also receive a monthly stipend of $50 to cover work related expenses.

Family 2: A married couple with two children who are in school. Both adults are working 40 hours per week with one making $16 per hour while the other makes minimum wage. One of these workers pays $25 per month in union dues.

Family 3: A fulltime student who only has the time to work 20 hours per week making $2 more than the minimum wage. They have a gerbil as a pet.

Part 1: Equations

Write an equation for the monthly wages of each family, including any bonuses or wage reduction.

Minimum wage = 11.50

Family 1: _____________________________

Family 2: _____________________________

Family 3: _____________________________


Part 2: Graph

Graph each equation on the same grid, using different colors to represent each family.

Answers

Answer:

Family 2: A married couple with two children who are in school. Both adults are working 40 hours per week with one making $16 per hour while the other makes minimum wage. One of these workers pays $25 per month in union dues.

Step-by-step explanation:

If f(x) is a linear function, what is the value of n?
-4
-1
n
02
O
O 9
f(x)
-25
-10
20

Answers

Key ConceptsLinear functions

Solving the QuestionDetermining the slope

In linear functions, there is a constant difference between the y-values on a table. This means that it increases or decreases by the same amount per every equal interval.

For instance: 2, 4, 6, 8 ⇒ Constant difference of 2 every 1 term

To find the constant difference for this set of values, determine the constant difference (y), and by what interval this difference occurs (x).

Looking at the first two rows of the table, we now know that for every increase in 3 in the x-values yields an increase of 15 in the y-values.

difference between -4 and -1 = 3difference between -25 and -10 = 15

We can write it like a fraction, with difference in y on top and difference in x at the bottom:

[tex]\dfrac{15}{3}[/tex] ⇒ [tex]5[/tex]

Congratulations! We have now found the slope of the line.

Solving for n

Linear equations are typically organized in slope-intercept form:

[tex]y=mx+b[/tex]

m = slopeb = y-intercept

Plug in our slope, and solve for the y-intercept by using one of the given points from the table:

[tex]y=5x+b\\-10=5(-1)+b\\-10=-5+b\\b=-5[/tex]

Plug this back into the equation:

[tex]y=5x-5[/tex]

To find n, plug in 20 as y and solve:

[tex]20=5n-5\\25=5n\\n=5[/tex]

Answer

n = 5

Enter the correct answer in the box.
Linear function f is shown in the graph. Write
the slope-intercept form of the equation representing this function.

Answers

The equation describing the function f(x) = y = 4x - 8

We have a linear function f(x) as shown in the graph.

What is the Slope - intercept form of the equation of a straight line?

The Slope - intercept form of the equation of a straight line exists as follows:

y = mx + c

where m is the slope of the line

c be the intercept of the line on the y-axis.

Let c = - 8 be the intercept of the line on y - axes.

Intercepting coordinates on y - axes = (0, -8).

Intercepting coordinates on x - axes = (2, 0).

Slope = m =  = 4

Therefore, the equation representing the function f(x),

y = 4x - 8.

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Given f(x) = 3x³ + kx- 10, and x - 2 is a factor of f(x), then what is the value of k?

Answers

Polynomial equations are used to encode a wide range of problems, from simple word problems to complex scientific problems. Therefore, the value of k is -7.

What are Polynomials?A polynomial is an expression in mathematics made up of coefficients and indeterminates, which are also known as variables. It can only be solved using the addition, subtraction, multiplication, and powers of positive-integer variables. For instance, x3 + 2xyz2 yz + 1 has three indeterminates. Value In both mathematics and science, polynomials are widely used. For instance, they are used to define polynomial functions, which can be found in a variety of contexts, from basic chemistry and physics to economics and social science, and they are used in calculus and numerical analysis to approximate other functions.

If f(x) = 3x³ + kx- 10 , If x -2 is a factor of the given equation, then,x - 2 = 0 ⇒ x = 2, On substituting, x =2, f(x) = f (2) = 0.So, f (2) = 3(2) ³ + k2- 10 = 0⇒ 24 + 2k -10 = 0 and  2k = -14⇒ k = -14/2, so k = -7In higher mathematics, polynomials are employed to build algebraic varieties and polynomial rings, which are fundamental ideas in algebra and algebraic geometry.

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I slept through class now I feel like skinning myself

7. Explain why a+b=d.

Answers

Answer:

c + d = 180 (property of 2 angles on a line), we can say that d = 180 - c

a + b + c = 180 (property of a triangle), we can say that a + b = 180 - c

therefore a + b = d

Step-by-step explanation:

susan has an ear infection. The doctor prescribes a course of antibiotics. Susan is told to take 250mg dose of the antibiotic regularly every 12 hours for 20 days. Susan is curious and wants to know how much of the drug will be in her body over the course of the 20 days. She does some research online and finds out that at the end of 12 hours, about 4% of the drug is still in the body.

Answers

Answer:

400 mg

Step-by-step explanation:

There are 24 hours in a day. 250mg every 12 hours is 250x2=500.

500×20=10,000

10,000x.04=400

A tailor spends $63.75 to buy 7.5 yards of satin. What is the cost of the satin fabric per yard?

Answers

Answer:

12.75

Step-by-step explanation:

divide the money by 7.5.
8.5

Please someone help help me

Answers

Answer:

y - axis

Step-by-step explanation:

point moves from right to left

Triangle ABC is congruent to triangle A'B'C'. Describe a sequence of rigid motions
that takes A to A', B to B', and C to C'.

Answers

The transformations that take triangle ABC to triangle A'B'C' are given as follows:

Reflection over the line y = B.

Translation up and right.

These following categories are used to group transformations on a function's graph.

Translation: The figure's position can be changed by moving to the left, right, or up/down.

Reflections: These can occur over a line or on one of the axes, shifting the direction that the figure is facing.

Rotations: Changing the figure's inclination across a degree measure.

Dilation: The scale factor is multiplied by the coordinates of the original form's vertices, affecting the side lengths of the figure.

The modifications brought about by these transitions are particularly significant in the context of this issue.

For this issue, the triangle's orientation altered, causing a reflection to take place. Since B was the bottom vertex of ABC and is now at the top of A'B'C', the line of reflection is y = B.

B and B' would be in the same place if it weren't for the reflection. A translation up and right was also utilized because A'B'C' lies above and to the right of the line of reflection.

There were no rotations or dilations because the inclination and side lengths were constant.

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Write the equation of a parabola with x-intercepts at (3, 0) and (9, 0) that
passes through the point (10, -7).

Answers

The parabola's equation is y = -x2 + 12x - 27.

A parabola is a point's location where the focus and a fixed point's distance from a fixed line, known as the directrix, are the same.

A parabola's equation is in quadratic form.

Thus, it is stated as:

Y = Ax2, Bx, and C

Located at (3, 0):

0 = a(3²) + b(3) + c

9a + 3b + c = 0 (1) (1)

Located at (9, 0):

0 = a(9²) + b(9) + c

81a + 9b + c = 0 (2) (2)

Located at (10, -7):

-7 = a(10²) + b(10) + c

100a + 10b + c = -7 (3) (3)

Equations 1, 2, and 3 are solved to yield: a = -1, b = 12, and c = -27.

Consequently, the parabola's equation is y = -x2 + 12x - 27.

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If the area of quadrilateral SODA is 60, find the value for a.

Answers

[tex]\textit{area of a rectangle}\\\\ A=Lw ~~ \begin{cases} L=length\\ w=width\\[-0.5em] \hrulefill\\ L=a+5\\ w=a-2\\ A=60 \end{cases}\implies 60=(a+5)(a-2) \\\\\\ 60=\stackrel{F~O~I~L}{a^2+3a-10}\implies 0=a^2+3a-70 \\\\\\ 0=(a+10)(a-7)\implies a= \begin{cases} -10\\\\ 7 ~~ \textit{\LARGE \checkmark} \end{cases}[/tex]

notice, we didn't use the negative value, valid though as it is, because in this case "a" can't be negative.

a traffic light at a certain intersection is green 55% of the time, yellow 10% of the time, and red 35% of the time. a car approaches this intersection once each day. let y denote the number of days up to and including the third day on which a red light is encountered. assume that each day represents an independent trial.

Answers

The probability of the car encountering it's first red light on the third day, i.e., P(Y = 3) will be 0.1479

As per the question statement, assuming that "Y" denotes the number of days pass up to and including the first day on which the car encounters a red light, a traffic light at a certain intersection is green 55% of the time, yellow 10% of the time, and red 35% of the time and a car approaches this intersection once each day.

We are required to calculate the probability of the car encountering it's first red light on the third day, i.e., P(Y = 3)

Here, Probability of encountering a Red light = 0.35, since traffic light at the intersection is red 35% of the time.

And "Y" is the number of days that pass up to and including the first time the car encounters a red light, i.e.,

The distribution here is a geometric one, where

P(Y = 3)

= P(Not red light in initial 2 lights) * P(red light in third light)

= [(1 - 0.35)² * 0.35]

= 0.1479

Probability: It is a branch of Mathematics, that deals with the numerical descriptions concerning the extent to which an event is likely to occur, or how likely it is for a proposition to be true, and is measured by the ratio of the favorable cases to the whole number of cases possible.

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What kind of slope is this please help!

Answers

Type: Positive

Answer: y = 3/2x + 4

Formula: Rise | up = positive | down = negative

------

Run | right = positive | left = negative

Make sure to find 2 perfect points

aight i dont know what I did, but did it helped?

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