Functions, Relations, Dependent Variables, Independent Variables

Is this table a function or not a function? 

• Function

• Not a Function

Tags

CCSS.8.F.A.1

Does the graph represent a function?

• 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

Identify the independent and dependent variables.

• time; temperature

• temperature; time

Tags

CCSS.6.EE.C.9

List the ordered pairs

• (1,3), (2,6), (3,9), (4,12)

• (3,1), (6,2), (9,3), (12,4)

• Input and Output

• Output and Input

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

A phone company charges a base rate of $40 a month for service. The user is charged $0.20 a minute for every minute used. The total amount charge to the customer, p, for any number of minutes, m, can be represented by the function
p = .2m + 40.
What is the dependent variable?

• The # of minutes used

• The base rate of $40

• The total amount charged to the customer

• The $0.20 per minute

Tags

CCSS.6.EE.C.9

The independent variable is ​ (a)  

The dependent variable is ​ (b)  

• t

• C

• 0.15

• $35.00

Tags

CCSS.6.EE.C.9

What is the dependent variable in the equation y = 3x - 2?

• y

• x

• -2

• 3x

Tags

CCSS.6.EE.C.9

The dependent variable is:

• x

• y

Tags

CCSS.6.EE.C.9

Which is the dependent variable?

• x

• y

• -1/2

• 4

Tags

CCSS.6.EE.C.9

In the equation y = 2x - 4, what is the dependent variable?

• 2x

• x

• -4

• y

Tags

CCSS.6.EE.C.9