Comparing 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

Which two functions have a graph that is a line?

• y = 3/x + 2

• y = 2x²– 9x

• y = –3^x

• y = 2x – 9

• y = –6x/7

Who has the greater rate of change?

• Tyler has the greater rate of change with 2/3

• Aubri has the greater rate of change with 3/2

• Tyler has the greater rate of change with 3/2

• They have the same rate of change.

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

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

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

Which graph does NOT pass the vertical line test?

• Graph 1

• Graph 2

• Graph 3

• Graph 4

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Is this mapping a function or not a function? 

• Function

• Not a Function

Tags

CCSS.8.F.A.1