Function Notation Review

Find f(-3)

​

f(x) = 2x + 4

Find f(x) = 10

​

f(x) = 2x + 4

Multiple Choice

Evaluate f(-2) if f(x) = x + 3

• -1
• 1
• 5
• -5

Multiple Choice

Given the function, f, shown on the graph, what is the value of f(3)?

• 0

• 2

• 6

• 1

Multiple Choice

If f(x) = 3x - 9, find f(5).

• f(5) = 6
• f(5) = 16
• f(5) = -4
• f(5) = 24

Multiple Choice

How do you read f(x)?

• "f x"

• "f of x"

• "f parenthesis x"

• "f with an x inside parenthesis"

Multiple Choice

Given h(x) = 5 - 9x, find h(8). 

• h(8) = -360
• h(8) = -67
• h(8) = 31

• h(8) = 77

Multiple Choice

f(x) is the same thing as ______.

• y
• x
• input
• an equation

Multiple Choice

What point is represented by g(7) = 14 ?

• (2,7)

• (7,2)

• (14,7)

• (7,14)

Multiple Choice

If $$f\left(x\right)=5x-25$$ what is x if $$f\left(x\right)=10$$

• 5

• 25

• -25

• 7

• 0

Multiple Choice

If f(x) = 2x + 1, find f(1).

• f(1) = 1

• f(1) = 4

• f(1) = 0

• f(1) = 3

Multiple Choice

What is f(1)?

• 1
• 5
• 0
• 4

Multiple Choice

Evaluate f(-2) if f(x) = x²+ 3

• -1
• 1
• 7
• -7