Question

What is the domain of the function

{(−5,6),(2,−8),(7,12),(−2,−8)}

A.{−5,6,2,−8,7,12,−2}

B.{6,−8,12}

B.{−5,2,7,−2}

B.{6,2,7,12}

Answer 1

{ - 5 , 2 , 7 , - 2 }

Option C is the correct option.

Explanation:

Domain is the set of all values of x

{( -5 , 6 ) , ( 2 , -8 ) , ( 7 , 12 ) , ( -2 , -8 )

⇒ { - 5 , 2 , 7 , - 2 }

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Answer 2

Domain { -5,2,7,-2}

Explanation:

The domain is the input values, in this case the x values

Domain { -5,2,7,-2}