Function Notation Practice

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

• f(1) = 1

• f(1) = 4

• f(1) = 0

• f(1) = 3

Tags

TEKS.MATH.A.12B

If f(x) = -3x - 8, find f(-1).

• f(-1) = 5

• f(-1) = -5

• f(-1) = -12

• f(-1) = -10

Tags

TEKS.MATH.A.12B

Is this table a function or not a function? 

• Function
• Not a Function

Tags

TEKS.MATH.8.5G

TEKS.MATH.A.12A

Is this a function? Explain.

• Yes; it passes the horizontal line test.
• No; it is not a straight line.
• Yes; it passes the vertical line test.
• No; there is a line connecting the dots.

Tags

TEKS.MATH.A.12A

Let g(x)=9x+24, find g(3).

• 3

• 33

• 51

• -2.66

Tags

TEKS.MATH.A.12B

What is f(1)?

• 1
• 5
• 0
• 4

Tags

TEKS.MATH.A.12B

Given f(x) = x² - 3 + 2x, find f(6).

• 45

• 21

• 33

• 17

Tags

TEKS.MATH.A.12B

If f(x) = x - 5, what is the value of x when f(x) = 15?

• 20
• 10
• 5
• 0

Tags

TEKS.MATH.A.12B

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

• f(-1) = -20
• f(-1) = -24

Tags

TEKS.MATH.A.12B

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

• x = -5
• x = 5
• x = -50
• x = 30

Tags

TEKS.MATH.A.12B