Functions mini quiz

When f(x) = 9 - 3x and g(x) = 5x - 7

find f(x) + g(x).

• 14x - 10

• -8x + 2

• 2x + 2

• 2x - 2

Tags

CCSS.HSF-BF.A.1B

p(x) = 3x + 4
q(x) = 2x²
Find q(p(-2))

• 8
• -8
• 28
• None of these.

Tags

CCSS.HSF-BF.A.1C

When f(x) = x² + 9 and g(x) = x - 9,

find f(x) - g(x).

• x² + x + 9

• x² - x + 9

• x² - x

• x² - x + 18

Tags

CCSS.HSF-BF.A.1B

f(x)=2x + 4

g(x)=3x² - 1

Find f(x) ⋅ g(x)

• 6x⁴ + 12x³ - 4x² - 8x

• -6x³ + 12x² + 2x - 4

• 6x³ + 12x² - 2x - 4

• 5x² - 18x + 20

Tags

CCSS.HSF-BF.A.1B

Given f(x) = 2x and g(x) = x^2 + 3
find 

 $\left(f\degree g\right)\left(x\right)$  

• x² + 2x + 3

• 4x² + 3

• 2x² + 3

• 2x² + 6

Name the parent function.

• linear
• constant
• absolute value
• quadratic

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Name the parent function.

• linear
• quadratic
• cube root
• cubic

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.APR.B.3

Name the parent function.

• linear
• quadratic
• absolute value
• cubic

Tags

CCSS.8.F.A.1

CCSS.8.F.A.3

Name the parent function.

• cube root
• quadratic
• cubic
• square root

Tags

CCSS.HSF-IF.C.7B

Name the parent function.

• linear

• quadratic

• cubic

• absolute value