Asked by Ernie

Evaluate the function f(x)=-3x+9 at the indicated values.
a). f(2)=_____ simplify your answer
b).f(-2)=_____ simplify your answer

Answers

Answered by Bosnian
Replace x with given number.


f ( 2 ) = - 3 * 2 + 9 = - 6 + 9 = 3


f ( - 2 ) = - 3 * ( - 2 ) + 9 = 6 + 9 = 15
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