Functions

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

• -1
• 1
• 5
• -5

Tags

CCSS.8.F.A.1

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

• f(-1) = -20
• f(-1) = -24

Tags

CCSS.8.F.A.1

Evaluate the function for the given value:

• 8
• -7
• 6
• 2

Tags

CCSS.8.F.A.1

CCSS.8.F.A.3

Evaluate the function for the given value:

• -5
• 63
• 450
• 5

Tags

CCSS.8.F.A.1

What is the range of the relation shown on the mapping diagram?

• R:{3, 5, 8}
• R:{-7, 11}
• R:{3, 5, 8, 12}
• R:{all real numbers}

Tags

CCSS.8.F.A.1

CCSS.8.F.A.2

CCSS.8.F.B.5

Given the points (3, 5) (2, 4) (9, 0)  and  (?, 6). What could replace the ? to create a non-function? 

• 1
• 3
• 4
• 7

Tags

CCSS.8.F.A.1

Which ordered pair could you add to the following list of points to create a function?  (3, 5) (4, 9) (2, 5) 

• (3, 7)
• (4, 1) 
• (1, 9)
• (2, 6)

Tags

CCSS.8.F.A.1

Does the table represent a function?

• Yes, there  is a repeated x-value. 
• No, there aren't any repeated y-values. 
• Yes, there are repeated y-values. 
• No, there is a repeated x-value. 

Tags

CCSS.8.F.A.1

Which graph does NOT pass the vertical line test?

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

Tags

CCSS.8.F.A.1

CCSS.8.F.A.3

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

• 0
• -3
• 3
• -1

Tags

CCSS.8.F.A.1