Function Arithmetic

h(x) = 2x² - x + 1
g(x) = 3x
Find (h*g)(x).

• 5x³ + 2x² + 3x

• 2x² + 2x + 1

• 6x³ - 3x² + 3x

• 6x³ - 1

Tags

CCSS.HSF-BF.A.1B

If f(x) = 5x and g(x) = 2x-1,

what is the composition f(g(x)) ?

• 10x-1

• 10x-5

• 5x²-1

• 5x²-5

Tags

CCSS.HSF-BF.A.1C

f(x) = 3x + 10
g(x) = x - 2
Find f(g(5))

• 19

• 23

• -10

• None of these.

Tags

CCSS.HSF-BF.A.1C

• 18

• -1

• 19

• 17

Tags

CCSS.HSF-BF.A.1B

g(x)=3x+4
h(x)=3x-1
Find (g∘h)(x)

• -9x+11

• 4x²+4x

• 9x+1

• 9x+11

Tags

CCSS.HSF-BF.A.1C

g(x)=3x-2

h(x)=5x-7

Find the value of g∘h(6)

• 67

• 73

• 23

• 16

Tags

CCSS.HSF-BF.A.1C

f(x)=x-5

g(x)=4x

Find (f∘g)(2)

Tags

CCSS.HSF-BF.A.1C

What is f∘g(x)?

• 4x-17

• 4x-8

• 8x-3

• 4x-2

Tags

CCSS.HSF-BF.A.1C

• A
• B
• C
• D

Tags

CCSS.HSA.APR.D.7

Simplify.

• A

• B

• C

• D

Tags

CCSS.HSA.APR.D.6