Savaas Functions

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

Is this set of ordered pairs a function or not a function? 

• Function

• Not a Function 

Tags

CCSS.8.F.A.1

Is (2,7) (2,8) (1,9) (8,9) a Function

• Yes

• Yes and no

• No

• I dont know. This is the correct answer though.

Tags

CCSS.8.F.A.1

Which of the following represents a function?

Tags

CCSS.8.F.A.1

• A line with a positive slope that crosses the y-axis at 3

• A line with a negative slope that crosses the y-axis at 3

• A line with a positive slope that crosses the y-axis at -3

• A line with a negative slope that crosses the y-axis at -3

Is Slope Part of Functions

• Yes it is called Slope of Linear Functions

• No it dosent

• yes

• why should it

Tags

CCSS.8.EE.B.5

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

Select all of the following equations which define linear functions.

• y = 3/5

• y = x² – 7

• y = 6 – 5x

• y = 9x

• y = 4/x + 1

Tags

CCSS.8.F.A.3

Dave owns a lawn business. He charges $10 per hour and a $25 dollar disposal fee. What is the correct equation Dave would use to find out how much to charge his customers?

• y = 25x + 10

• x = 25y + 10

• y = 10x +25

• x = 10y + 25

Tags

CCSS.6.EE.C.9

Who has the greater rate of change?

• Hunter has the greater rate of change.

• Casey has the greater rate of change 

• They have the same rate of change

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9