Functions Review

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.

• {-7, -5, 2, 3, 7}
• {-7, 7}
• {1, 2, 3, 4, 5}
• {1, 5}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Does the equation represent a linear or nonlinear function?

• linear
• nonlinear

Tags

CCSS.8.F.A.3

Is this graph a function or not a function? 

• Function
• Not a Function

Is the function linear or nonlinear?

• Linear Function
• Nonlinear Function

Tags

CCSS.8.F.A.3

Does the graph represent a function? Does it pass the vertical line test?

• Yes, because the vertical line test shows there are no repeating input values
• No, because the vertical line test shows there are repeating input values
• No, because there are not enough dots to tell
• Yes because the dots are all  red

Is the following graph a function?

• Yes, because the x never repeats.

• Yes, because they are individual dots.

• No, because the x repeats.

• No, because it is not a line.

Is this set of ordered pairs a function or not a function? 

• Function
• Not a Function 

Tags

CCSS.8.F.A.1

• 27

• 21

• 24

• 72

Tags

CCSS.HSF.IF.A.2