6.6 Quiz

Given f(x)=2x+25, find f(5).

• f(5) = 60

• f(5) = 40

• f(5) = -15

• f(5) = 35

Tags

CCSS.HSF.IF.A.2

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

• 19

• 23

• -10

• None of these.

Tags

CCSS.HSF-BF.A.1C

f(x) = 3x + 10
g(x) = x - 2
Find (f∘g)(0)

• 16

• 4

• -4

• None of these.

Tags

CCSS.HSF-BF.A.1C

f(x) = 3x + 10

g(x) = x - 2

Find g(f(-10))

• -42

• -26

• -18

• -22

Given that f(x) = x² + x and g(x) = 3x + 1, find the value of f(g(4)).

• 182

• 40

• 61

• None of the Above

Tags

CCSS.HSF-BF.A.1C

f(n)=2n+1
g(n)=3n
Find f(n)+g(n)

• 5n+1

• -5n+1

• -2n+1

• -6n-1

Tags

CCSS.HSF-BF.A.1B

f(x) = 3x + 10

g(x) = x - 2

Find f(x) - g(x)

• 4x+8

• 4x-8

• 2x+12

• 2x+8