Functions Review

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.HSF.IF.A.1

CCSS.8.F.A.1

Is the graph pictured a function?

• Yes
• No

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Is the graph pictured a function?

• Yes
• No

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Dog     Legs
1           4
2           8
5          20
10        40
Which statement is true?

• The number of legs times four equals the number of dogs
• The number of dogs times 4 equals the number of legs
• The number of dogs divided by 4 equals the number of legs
• Not here.

Tags

CCSS.HSA.CED.A.3

Bottles     Milk (oz)
1                8
2               16
5               40
10             80
Which statement is true?

• The number of bottles times 8 equals the number of ounces of milk
• The number of ounces of milk times 4 equals the number of bottles
• The number of bottles plus 7 equals the number of ounces of milk
• None of the statements are true.

Tags

CCSS.5.OA.B.3

Bob has $150 in his savings account and saves $40 per month.

• y=150 + 40

• y=40x + 150

• y=150x + 40

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which equation best represents the relationship between x and y in the table shown?

• y= 5x+5

• y=1/5x+5

• y=15x+5

• y=10x+5

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Find the rate of change from the graph

• 0

• undefined

• 5

• -5

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

In the equation y=mx+b, what does the m represent?

• slope
• y-intercept
• linear
• point-slope

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What does 'b" represent in y=mx=b

• y-intercept
• x-intercept
• nothing
• slope

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3