2A Composition of Functions and Operations

Evaluate f(x)=-2x+13   for f(10)

• -7
• 1
• -8
• 7

What is the value of f(0)?

• -2
• 2
• 4
• 0

Given f(x) = -4x - 10 and f(x) = 10. Find x

• x = -5

• x = 5

• x = -50

• x = 30

f(x)=x²-5x
f(4)=

• -4
• 126
• 24
• 84

h(x) = -4x + 3

g(x) = 4x - 2

Find h(g(6))

• -107

• 107

• -85

• 85

g(a) = 4a + 1

h(a) = -3a + 2

Find g(h(1))

• 3

• -3

• 21

• -21

p(x) = 3x + 4
q(x) = 2x²
Find p(q(x))

• 10x²
• 18x² + 4
• 6x² + 4

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

• -9x+11
• 4x²+4x
• 9x+1
• 9x+11

For what value of x does f(x) = -2?

• 0
• -5
• 3
• -3

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

• 19
• 23
• -10
• None of these.