6.1 Function Operations and Composition

Find f(2).

• -2

• -18

• 24

• 6

Tags

CCSS.HSF.IF.A.2

f(x)= 4x-7
g(x)= 6x-8
Find f(x)+g(x)

• 2x+15
• 10x-15
• -2x-15
• 10x+1

Tags

CCSS.HSF-BF.A.1B

f(x) = 6x-8
g(x) = -2x
Find f(x)+g(x). 

• 4x-8
• -4x-8
• 8x-8
• -8x-8

Tags

CCSS.HSF-BF.A.1B

Given f(x) = 2x and g(x) = x² + 3

find f(g(x)).

• x² + 2x + 3

• 4x² + 3

• 2x² + 3

• 2x² + 6

Tags

CCSS.HSF-BF.A.1C

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

f(x)=3x²+1
g(x)=4x+5
What is (f+g)(2)

• 13
• 0
• 26
• 6x²+8x+12

Tags

CCSS.HSF-BF.A.1B