2.1 D + E Review for Quiz

p(t) = 4t - 5, find p(t - 2)

w(n) = 4n + 2, find w(3n)

h(t) = t + 2, find h(6) + 3

f(x) = 2x - 1

g(x) = 3x

Find f(g(-3))

f(x) = 2x - 5

g(x) = x + 2

(f ∘ g)(x)

When f(x) = 9-3x and g(x) = 5x-7 , find f(x)+g(x). 

• 14x-10
• -8x+2
• 2x+2
• 2x-2

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

Given f(x) = 2x and g(x) = x²+3 , find f(g(x)).

• x²+2x+3
• 4x²+3
• 2x²+3
• 2x²+6

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

• 19
• 23
• -10
• None of these.

Find (f ⋅ g)(3)

• 88

• 0

• 66

• 154