Question

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When f(x)=9x^2-x-2, evaluate f(-3)

f(-3)= (blank)

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Answer 1

f(-3) = 82
Explain answer
f (x) = 9x little 2- x -2
f (-3)= 9 x(-3) little 2-(-3)-2
f(-3)=82
Hope it helps

Answer 2

f(-3)= 9(-3)^2+3-2= 9(9)+3-2= 81+1 = 82