Chapter 7 Check Up

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 mapping a function or not a function? 

• Function
• Not a Function

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CCSS.8.F.A.1

Is this table a function or not a function? 

• Function
• Not a Function

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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)

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CCSS.8.F.A.1

f(x)=2x+1
If f(x)=4, what is the value of x?

• 3/2
• 2
• 1/2
• 4

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CCSS.HSF.IF.A.2

All of the y values or outputs are called what?

• Domain
• Range
• Relation
• Function

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CCSS.8.F.A.1

CCSS.HSF.IF.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 this set of ordered pairs a function or not a function? 

• Function
• Not a function

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CCSS.8.F.A.1

A relation where every input yields one and only one output is called what?

• Relation
• Linear
• Exponential
• Function

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CCSS.8.F.A.1

Which relation is NOT a function?

• {(1,-5), (3,1), (-5,4), (4,-2)}
• {(2,7), (3,7), (4,7), (5,8)}
• {(1,-5), (-1,6), (1,5), (6,-3)}
• {(3,-2), (5,-6), (7,7), (8,8)}

Tags

CCSS.8.F.A.1