Function Notation Homework

DOMAIN means ...

• All possible y - values

• All possible x - values

Answer explanation

Remember: you find the DOMAIN on the X-AXIS!

Range means...

• All possible x - values

• All possible y - values

Answer explanation

REMEMBER: You find the RANGE by looking at the Y-AXIS

What is f(4)? 

• 0

• 1

• 4

• -2

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

• 4
• 0
• 3
• 8

If f(x) = -4x - 5 and
g(x) = 3 - x,
what is g(-4) + f(1)?

• 7
• -2
• -9
• -10

Given f(x) =
2x² + 5x - 17, find f(-1). 

• f(-1) = -20
• f(-1) = -24
• f(-1) = 18

• f(-1) = 12

For the function f(x) = -3(x-1) find f(0).

• 0
• -3
• 3
• -1

f(x) is the same thing as ______.

• y
• x
• input
• an equation

What is the DOMAIN of the graph?

• [-2,4)

• [-3,1)

• [-7,5)

• [-6,1)

Which graph is not a function?

• Graph 1
• Graph 2
• Graph 3
• Graph 4