Unit 2 - Functions and Relations Vocab Review

A plane that is divided into four regions/quadrants by a horizontal line called the x-axis and a vertical line called the y-axis.

• Quadrant Plane

• Airplane

• Coordinate Plane

• Function

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)}

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CCSS.HSF.IF.A.2

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

• Relation
• Linear
• Exponential
• Function

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All of the x values or inputs are called what?

• Domain
• Range
• Relation
• Function

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All of the y values or outputs are called what?

• Domain
• Range
• Relation
• Function

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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.

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Is this a function? 

• Yes
• No

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Is this mapping a function or not a function? 

• Function
• Not a Function

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Is this graph a function or not a function? 

• Function
• Not a Function

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CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

• Function
• Not a Function

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CCSS.HSF.IF.A.2