Question: Given the function defined by r(x) = x-3x + 9x-4, find the following. r( 3) r(-3)=(Simplify your answer.)

Given the function defined by r(x) = x-3x + 9x-4, find the

Given the function defined by r(x) = x-3x + 9x-4, find the following. r( 3) r(-3)=(Simplify your answer.)

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