Day 3 of Composition Functions

• 7
• 6
• 11
• None of the Above

f(g(x))

• 3x - 16

• 3x - 2

• 3x - 26

• 4x - 2

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

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

• 19

• 23

• -10

• None of these.

Given b(x) = -4x + 5 c(x) = 3x² - 4x - 2 Find (b ∘ c)(–3) ​ (a)   = ​ (b)   ​ (c)   = ​ (d)  

What is f(g(x)) = ​ ​ ​ (a)   What is g(f(x)) = ​ (b)  

• x + 9

• x + 1

Given p(x) = x² + 1 q(x) = 5x Perform each composition and match it to its value.

• 25

• (p ∘ q)(1)

• 26

• (q ∘ p)(1)

• 10

• (p ∘ q)(-2)

• 101

• (q ∘ p)(-2)

g(x)=3x+4
h(x)=3x-1
Find g(h(x))

• -9x+11

• 4x²+4x

• 9x+1

• 9x+11

Find f(2).

• -2

• -18

• 24

• 6

Find g(5)

• 3375

• 375

• 25

• 45