Understanding Functions

The graph of the linear function is shown on the grid. What is the rate of change?

(Remember, find 2 ordered pairs, subtract the y's on top and the x's on the bottom)

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Does the table represent a linear relationship between x and y?

• No, the rate of change is not constant.

• Yes the rate of change is 1.

• Yes, the rate of change is 2.

• No, the table does not represent a relationship/

Tags

CCSS.HSF-LE.A.1B

A recipe says to use 3 cups of flour to make 48 cookies. What is the constant of proportionality that relates the number of cookies made, y, to the number of cups of flour used in, x?

• 0.6

• 48

• 3

• 16

Tags

CCSS.7.RP.A.2B

The cost to operate a printer per page printed is $0.20. The table shows the total cost c based on the number of pages p printed. What is the total cost c to operate the printer if 420 pages are printed?

• $60

• $84

• $470

• $670

Tags

CCSS.HSF-LE.A.1B

Which of the following represents a function?

Tags

CCSS.8.F.A.1

A function is a type of rule in which each ​ (a)   results in exactly one ​ (b)   .​

• input

• output

• linear

• nonlinear

• straight line

Tags

CCSS.8.F.A.1

The key words "per, each, for every" mean...

• Constant Rate of Change

• Independent Variable

• Dependent Variable

• Y-Intercept

Tags

CCSS.HSF-LE.A.1B

Describe the pattern input and output

• The input and output both go down by 3

• The x goes up 1 and the y goes right 1

• The x goes right 2 and the y goes up 2

• There is no pattern

What is the missing value?

• 1

• 3

• 2

• 0

Tags

CCSS.5.OA.B.3

What is the change in x?

Tags

CCSS.HSF-LE.A.1B