Evaluating functions Foundations

What is the value of f(0)?

• -2
• 2
• 4
• 0

What is f(2)?

• -4
• 8
• 0
• 5

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

• 0
• -5
• 3
• -3

What is the value of f(-5)?

• -2

• 2

• 4

• 0

If f(x)=6x²-4,
what is f(-1)?

• -2
• 13
• 2
• 0

Evaluate f(x)=-2x+13   for f(10)

• -7
• 1
• -8
• 7

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

• x = -5
• x = 5
• x = -50
• x = 30

Let w(x) = 3x - 7. If w(x) = 14, find x.

• 7
• 35
• 2.33333
• -49

What is x if
f(x) = -2?

• 4
• 0
• 3
• 8

Suppose f(x) = x² - 8. Evaluate f(2) - f(3).

• -7

• 5

• -1

• -5