Interpreting Functions and Relations Test

What is the definition of function?

• Has inputs and outputs

• Every input has only ONE output

• Inputs have different outputs every time

• x-values and y-values

Tags

CCSS.8.F.A.1

Is this mapping a function or not a function? 

• Function

• Not a Function

Tags

CCSS.8.F.A.1

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.

• Yes, because each x-value has only one y-value paired with it.

• No, because the x-value 11 has two y-values pair with it.

• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

Is this graph a function or not a function? 

• Function

• Not a Function

Which graph does NOT pass the vertical line test?

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Select the rule/equation that best represent the table.

• y = 2x + 3

• y = x + 6

• y = -3x + 4

• y = 3x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Level 2

Y = 4X + 5

if X = -2

What does Y equal?

• 3

• -3

• 7

• -8

Tags

CCSS.HSF.IF.A.2

Which of the relations below is a function?

• <(p>{(2, 3), (3, 4), (5, 1), (2, 4)}

• <(p>{(2, 3), (3, 4), (6, 2), (7, 3)}

• <(p>{(2, 3), ( 3, 4), (6, 2), (3, 3)}

Tags

CCSS.8.F.A.1

The graph of a relation is shown at the right. Is this relation a function?

• Yes

• No

• Cannot be determined from a graph

The graph of a relation is shown below. Is the relation a function?

• Yes

• No

• Cannot be determined from a graph