Functions

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

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CCSS.8.F.A.1

CCSS.HSF.IF.A.1

• Function
• Not a Function

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CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

CCSS.HSF.IF.C.7

Is this mapping a function or not a function? 

• Function
• Not a Function

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CCSS.8.F.A.1

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.
• Yes, because each x-value has only one y-value paired with it.
• No, because the x-value 11 has two y-values pair with it.
• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

Is this graph a function or not a function? 

• Function
• Not a Function

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CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Which graph does NOT pass the vertical line test?

• Graph 1
• Graph 2
• Graph 3
• Graph 4

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CCSS.HSA.REI.D.10

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

The initial weight of a container is 6.2 pounds. As water is added to the container, the weight increases at a rate of 0.6 pounds per minute. Which function models the weight of the container as a function of time?

• f(t)=0.6t+6.2
• f(t)=t+6.8
• f(t)=6.2-0.6t
•                                           f(t)=6.2t+0.6

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CCSS.HSF-BF.A.1A

The trade-in value, V, of a certain model of automobile can be determined using the function V(x)=25000-0.25x, where x is the mileage. Which of the following statements is the best interpretation of the slope?

• The value of the car increases as the mileage increases.
• The selling price of the car when it is new is $25,000.
• The trade-in value of the car decreases $4 for every additional mile driven.
• The trade-in value of the car decreases $1 for every additional 4 miles driven.

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CCSS.HSF.LE.B.5

CCSS.HSS.ID.C.7

Arcadia Inc. manufactures videogames. This is a graph showing the profit, in thousands of dollars, made by the company over the first six months of the year. Which statement about the company's profits is incorrect?

• The profits increased from January to February.
• The largest profit for the six-month period was $275,000.
• The profit decreased from April to June.
• The smallest profit for the six-month period was $150,000.

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CCSS.HSF.IF.B.4

On a car trip, Theresa kept a record of her gas mileage. She discovered that for every 23 miles, she used 1 gallon of gas. Which of the following equations model this situation?

• x=y+23
• x=23y
• y=x+23
• y=23x

Tags

CCSS.6.EE.C.9