SOLUTION: A function f(x)=-8x^2 what is f(-3)

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Question 710227: A function f(x)=-8x^2 what is f(-3)
Answer by nerdybill(7384) About Me  (Show Source):
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A function f(x)=-8x^2 what is f(-3)
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f(x)=-8x^2
f(-3)=-8(-3)^2
f(-3)=-8((-3)*(-3))
f(-3)=-8(9)
f(-3)= -72