Quiz about Chapter 9 - Final Exam Review

Question 1

What is the y-intercept of the equation
y = 2x²+8x+3?

Accepted Answer

(0,3)

Answer

(3,0)

Answer

(0,2)

Answer

y=8

Question 2

What is the vertex of the graph?

Accepted Answer

(3, -1)

Answer

(2, 4)

Answer

(0, 8)

Answer

(4, 2)

Question 3

How does the parabola open? y = - x²+ 4x - 1

Accepted Answer

down

Answer

up

Answer

left

Answer

right

Question 4

What is the vertex of y= x²- 8x + 14 ?

Accepted Answer

(4, -2)

Answer

(2, 4)

Answer

(-4, -2)

Answer

(-2, 4)

Question 5

What is the equation for axis of symmetry?

Accepted Answer

x=3

Answer

y=3

Answer

x=5

Answer

x=1

Question 6

What are the green dots called?

Accepted Answer

roots or x-intercepts

Answer

axis of symmetry

Answer

vertex

Answer

parabola

Question 7

If a is negative in the function, which way does the parabola open?

Accepted Answer

down

Answer

up

Answer

left

Answer

right

Question 8

Is this point (the vertex) a max or min?

Accepted Answer

max

Answer

min

Question 9

Given the equation for this parabola:
y=-(x-4)²-3,
does this parabola have a maximum or minimum value?

Accepted Answer

Maximum

Answer

Minimum

Question 10

What is the vertex of this quadratic equation?

y = 2(x + 2)² + 5

Accepted Answer

(-2,5)

Answer

(2,5)

Answer

(5,-2)

Answer

(-5,-2)

Question 11

Which equation matches the graph?

Accepted Answer

y=(x-2)²+3

Answer

y=(x-2)²-3

Answer

y=(x+2)²+3

Answer

y=(x+2)²-3

Question 12

What is the axis of symmetry?
f(x) = x²- 8x + 15.

Accepted Answer

x = 4

Answer

x = -4

Answer

y = 4

Answer

y = -4

Question 13

What is the axis of symmetry?
y = 3x²- 6x + 4

Accepted Answer

x=1

Answer

x=-6

Answer

x=2

Answer

x=-1

Question 14

What is the vertex?
f(x) = 2(x - 5)² + 12

Accepted Answer

(5, 12)

Answer

(-5, -12)

Answer

(5,-12)

Answer

(-5, 12)

Question 15

Find the Vertex: y= -5x²-20x - 26

Accepted Answer

(-2, -6)

Answer

(2, 6)

Answer

(6,2)

Answer

(3, 6)

Question 16

What is the vertex?
f(x) = -x²- 4x + 12.

Accepted Answer

(-2, 16)

Answer

(2, 0)

Answer

(2, 4)

Answer

(-2, 4)

Question 17

What is the vertex?
y = -2x² + 4x + 3

Accepted Answer

(1, 5)

Answer

(0, 3)

Answer

(-1, 5)

Answer

(1, -5)

Question 18

Which describes how the graph of $$g\left(x\right)=x^2+2$$ is related to the function $$f\left(x\right)=x^2$$

Accepted Answer

translation of $$f\left(x\right)=x^2$$ up 2 units.

Answer

translation of $$f\left(x\right)=x^2$$ down 2 units.

Answer

translation of $$f\left(x\right)=x^2$$ left 2 units.

Answer

translation of $$f\left(x\right)=x^2$$ right 2 units.

Question 19

Which describes how the graph of $$g\left(x\right)=\left(x-1\right)^2$$ is related to the function $$f\left(x\right)=x^2$$

Accepted Answer

translation of $$f\left(x\right)=x^2$$ right 1 units.

Answer

translation of $$f\left(x\right)=x^2$$ up 1 unit.

Answer

translation of $$f\left(x\right)=x^2$$ down 1 unit.

Answer

translation of $$f\left(x\right)=x^2$$ left 1 unit.

Question 20

Which describes how the graph of $$g\left(x\right)=x^2-8$$ is related to the function $$f\left(x\right)=x^2$$

Accepted Answer

translation of $$f\left(x\right)=x^2$$ down 8 units.

Answer

translation of $$f\left(x\right)=x^2$$ up 8 units.

Answer

translation of $$f\left(x\right)=x^2$$ left 8 units.

Answer

translation of $$f\left(x\right)=x^2$$ right 8 units.

Question 21

Which describes how the graph of $$g\left(x\right)=7x^2$$ is related to the function $$f\left(x\right)=x^2$$

Accepted Answer

dilation of $$f\left(x\right)=x^2$$ stretched vertically.

Answer

dilation of $$f\left(x\right)=x^2$$ compressed vertically.

Answer

dilation of $$f\left(x\right)=x^2$$ stretched horizontally.

Answer

dilation of $$f\left(x\right)=x^2$$ compressed horizontally.

Question 22

Which describes how the graph of $$g\left(x\right)=\frac{1}{5}x^2$$ is related to the function $$f\left(x\right)=x^2$$

Accepted Answer

dilation of $$f\left(x\right)=x^2$$ compressed vertically.

Answer

dilation of $$f\left(x\right)=x^2$$ stretched vertically.

Answer

dilation of $$f\left(x\right)=x^2$$ stretched horizontally.

Answer

dilation of $$f\left(x\right)=x^2$$ compressed horizontally.

Question 23

Compare the function y = 5x² to the parent function y = x²

Accepted Answer

Narrower

Answer

Wider

Question 24

How did we transform from the parent function?
y = x² + 2

Accepted Answer

vertical shift up

Answer

horizontal shift up

Answer

horizontal shift down

Answer

vertical shift down

Question 25

Match the equation to its description.

Accepted Answer

Reflected over x, right 2 and up 1

Answer

Reflected over x, left 2 and up 1

Answer

Reflected over x, right 2 and down 1

Answer

Reflected over x, left 2 and down 1

Question 26

Match the equation to its description.

Accepted Answer

Right 2 and up 2

Answer

Left 2 and up 2

Answer

Right 2 and down 2

Answer

Left 2 and down 2

Question 27

Match the equation to its description.

Accepted Answer

Stretched by 4 and up 4

Answer

Compressed by 4 and up 4

Answer

Stretched by 4 and left 4

Answer

Compressed by 4 and left 4

Question 28

If the blue is f(x)=x^2,the red must be

Accepted Answer

g(x)=(x-3)²

Answer

g(x)=(x+3)²

Answer

g(x)=x2+3

Answer

g(x)=x2-2

Question 29

If the blue is f(x)=x^2,then the red must be

Accepted Answer

g(x)=x2-5

Answer

g(x)=x2+5

Answer

g(x)=(x-5)²

Answer

g(x)=(x+5)²

Question 30

Describe the transformation of y = 3(x - 3)² + 3

Accepted Answer

Narrow, Right, Up

Answer

Narrow, Left, Down

Answer

Wide, Right, Up

Answer

Wide, Left, Down

Question 31

Solve Using the Quadratic Formula
x² + 4x - 40 = -8

Accepted Answer

-8 & 4

Answer

-10 & -4

Answer

-4 & 10

Answer

8 & -4

Question 32

Use the quadratic formula to solve 2x² + 2x - 12?

Accepted Answer

2, -3

Answer

-2, 3

Answer

2, 3

Answer

-2, -3

Question 33

In the equation
y = x² +5x +7, match each leading coefficient with its correct letter

Accepted Answer

a=1, b=5, c=7

Answer

a=0, b=5, c=7

Answer

a=7, b=5, c=1

Question 34

Solve using the Quadratic Formula:
x² + 4x + 3 = 0

Accepted Answer

x = -1 and x = -3

Answer

x = 1 and x = 3

Answer

x = 6 and x = -2

Question 35

Identify the 'b' value: y = 16x² -8x -24

Accepted Answer

-8

Answer

16

Answer

8

Answer

-24

Question 36

Identify the 'a' value: y = 16x² -8x -24

Accepted Answer

16

Answer

8

Answer

-8

Answer

-24

Question 37

What is the "c" value in the equation

4x² = 76 ?

Accepted Answer

-76

Answer

4

Answer

76

Answer

0

Question 38

Solve using quadratic formula.

Accepted Answer

0

Accepted Answer

-3

Answer

3

Answer

-2

Question 39

Solve using quadratic formula.

(hint: equation must be in standard form) $$y=ax^2+bx+c$$

Accepted Answer

$$\frac{8}{3}$$

Accepted Answer

$$1$$

Answer

$$2$$

Answer

$$-\frac{3}{8}$$

Question 40

What do you do to the b value to correctly complete the square?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 41

When do you use the plus or minus symbol?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 42

Complete the square for

x² + 12x + ____

Accepted Answer

x² + 12x + 36

Answer

x² + 12x + 144

Answer

x² + 12x - 36

Answer

x² + +12x - 144

Question 43

Answer the question.

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 44

What is the first step in solving this equation

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 45

What do you need to add to both sides to complete the square?

Accepted Answer

36

Answer

6

Answer

10

Answer

144

Question 46

When factoring x²-4x+4=0. What goes in the blank?

(x-_____)²=0

Accepted Answer

2

Answer

8

Answer

4

Answer

20

Question 47

Solve the following equation by completing the square.

x²-2x-3=0

Accepted Answer

{3,-1}

Answer

{8,-7}

Answer

{4,-4}

Answer

{5,-3}

Question 48

solve the quadratic equation by completing the square.

x²-2x-48=0

Accepted Answer

{-6,8}

Answer

{-6,-8}

Answer

{6,8}

Answer

{6,-8}

Question 49

Solve the equation by completing the square.

x²-8x-9=0

Accepted Answer

{-1,9}

Answer

{-3,-13}

Answer

{3,13}

Answer

{1,9}

Question 50

Solve the quadratic equations by completing the square.

5x²+50x+80=0

Accepted Answer

{-4,14}

Answer

{4,-14}

Answer

{-4,-14}

Answer

{4,14}

Chapter 9 - Final Exam Review

63 questions

What is the y-intercept of the equation
y = 2x²+8x+3?

What is the vertex of the graph?

How does the parabola open? y = - x²+ 4x - 1

What is the vertex of y= x²- 8x + 14 ?

What is the equation for axis of symmetry?

What are the green dots called?

If a is negative in the function, which way does the parabola open?

What is the domain of all quadratic functions?

Is this point (the vertex) a max or min?

Given the equation for this parabola:
y=-(x-4)²-3,
does this parabola have a maximum or minimum value?

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Chapter 9 - Final Exam Review

63 questions

What is the y-intercept of the equationy = 2x2+8x+3?

What is the vertex of the graph?

How does the parabola open? y = - x2 + 4x - 1

What is the vertex of y= x2 - 8x + 14 ?

What is the equation for axis of symmetry?

What are the green dots called?

If a is negative in the function, which way does the parabola open?

What is the domain of all quadratic functions?

Is this point (the vertex) a max or min?

Given the equation for this parabola: y=-(x-4)2-3, does this parabola have a maximum or minimum value?

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

What is the y-intercept of the equation
y = 2x²+8x+3?

How does the parabola open? y = - x²+ 4x - 1

What is the vertex of y= x²- 8x + 14 ?

Given the equation for this parabola:
y=-(x-4)²-3,
does this parabola have a maximum or minimum value?