Evaluate Cubic Functions

A function with degree 3 is called

• constant

• cubic

• linear

• quadratic

If f(x) = 4x³ + 5x² - 3, find f(-2).

• -415

• -15

• -55

• -615

Solve for x:

(3x + 1)³ = 64

• -1

• 6

• 1

• No real solution

Solve the cube root equation

• 344

• 21

• -344

• -21

• None

The graph above shows a cubic function. What is the value of y when x = 2?

• 0

• between 2 and 3

• between 4 and 5

• 8

What number, n, cubed is equal to 64?

n³ = 64

• 4

• 2

• 8

• 262,144

Name the parent function.

• linear

• quadratic

• cube root

• cubic

Name the parent function.

• cubic

• cube root

• exponential

• quadratic

Which parent function is this? f(x)=x³

• Linear

• Quadratic

• Cubic

• Rational

• Exponential

What is the domain for the parent cubic function?

• All real numbers

• All positive numbers

• All numbers greater than 10

• All negative numbers