functions review

Which graph represents a function?

• 
• 
• 
• 

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Determine whether the relation shown here is a function. Explain your answer.

• function, an input has 1 output

• function, an input has 2 different outputs

• function, no output has 2 different inputs

• not a function, an input has 2 different outputs

Tags

CCSS.8.F.A.1

Which equation matches the table?

• y = x - 3

• y = x + 3

• y = 4x - 3

• y = 4x + 3

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

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

CCSS.HSF.IF.A.1

Is the graph pictured a function?

• Yes
• No

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Is the graph pictured a function?

• Yes
• No

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Jon charges $20 dollars an hour to build a fence. What is the independent variable.

• total charge

• hours

• fence posts

Tags

CCSS.6.EE.C.9

Write the following in function notation.

Attorney A charges a fixed fee on $250 for an initial meeting and $150 per hour for all hours worked after that.

• f(x)=250x + 150

• f(x) = 150x + 250

• f(x) = 150x - 250

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Function: f(x) = 55x + 11

What is the answer if the independent variable is 3?

• 66

• 121

• 176

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1