Unit 7 Review

Multiple Choice

Describe the transformation of the graph  y = -2(x + 5)³ 

• Shrink by 2, Reflected over y-axis, Right 5

• Stretch by 2, Reflected over x-axis, Left 5

• Stretch by 2, Reflected over x-axis, Right 5

• Shrink by 2, reflected over y-axis, Left 5

Multiple Choice

Which of the following is the graph of y = (x – 1)³ – 7?

Multiple Choice

What transformations have occurred to get the graph of g(x) from the graph of f(x)?

• reflection over the x-axis,vertical compress by a factor of 5

• reflection over the y-axis,vertical compress by a factor of 5

• reflection over the x-axis,vertical stretch by a factor of 5

• reflection over the y-axis,vertical stretch by a factor of 5

Multiple Choice

What does it mean to find the inverse of a function when given a table of values?

• the x's and y's are switched

• the x's and y's are divided by 2

• the x's and y's are made negative

• the x's and y's are the same

Math Response

Solve the cubic equation $$\left(3x+9\right)^3+7=34$$

*enter your answer using x=

Type answer here

Correct Answer: x=-2

Deg^°

Rad

Multiple Choice

Find the inverse: f(x) = x³-1

• f^-1(x)= ³√x+1

• f^-1(x)= ³√x-1

• f^-1(x)= (x-1)/3

• f^-1(x)= (x+1)/3

Multiple Choice

Which of the following is NOT a perfect cube?

• 25

• 27

• 1000

• 64

Multiple Choice

Describe the transformations.

• Translate Right 2, Down 4

• Translate Left 2, Down 4

• Translate Left 2, Up 4

• Translate Right 2, Up 4

Multiple Choice

What is the domain of ALL cube root functions?

• (−∞,∞)

• [0,∞)

• (−∞,0]

• All cube root functions are different.

Multiple Choice

Identify the transformations

• Down 2

• Up 2

• Left 2

• Reflection and down 2

Multiple Choice

$$\left(2x-1\right)^3=125$$

• $$x=2$$

• $$x=3$$

• $$x=63$$

• $$x=976,563$$

Multiple Choice

$$\left(x+7\right)^3+8=16$$  

• $$x=5$$

• $$x=505$$

• $$x=-505$$

• $$x=-5$$