Linear Tables, Functions, Graphs

f(x)=4x+5
f(4)=

• 21

• -11

• -31

• 25

Tags

CCSS.HSF.IF.A.2

Is this mapping a function or not a function? 

• Function

• Not a Function

Tags

CCSS.8.F.A.1

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 table a function or not a function? 

• Function

• Not a Function

Tags

CCSS.8.F.A.1

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)

• (3,4) (4,-3) (7,4) (3, 8)

• (6,-5) (7, -3) (8, -1) (9, 1)

• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

Which ordered pair could you add to the following list of points to create a function?  (3, 5) (4, 9) (2, 5) 

• (3, 7)

• (4, 1) 

• (1, 9)

• (2, 6)

Tags

CCSS.8.F.A.1

The deli in the grocery store gives each customer a free cup of coffee worth $1.50.  Write a function to represent the situation.

• y = 1.5x

• y = 15x

• x = 1.5y

• x = 15y

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Is the relation a function?

• yes, it is a function

• no, it is not a function

• not enough information to determine

Tags

CCSS.8.F.A.1

Find the rate of change

• 1

• 2

• 11

• Not a constant slope/Non-Linear

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Does this relation represent a function?
(1,5), (1,6), (1,7), (1,8), (1,9)

• Yes

• No

Tags

CCSS.8.F.A.1