SOLUTION: evaluate f(x)=3x - 8 for {-2,3,6}. Which set of numbers is the domain and which set of numbers is the range?

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Question 176696: evaluate f(x)=3x - 8 for {-2,3,6}. Which set of numbers is the domain and which set of numbers is the range?
Answer by solver91311(24713) About Me  (Show Source):
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Substitute each of the values in the set for x in the function and then do the arithmetic. The values in the given set are elements of the domain and the values in your set of results are elements in the range.