f(-4) just means you plug x=-4 into the function:
f(-4) = -4(-4)2+3(-4)-11 = -4(16)+(-12)-11 = -64-12-11 = -76-11 = -87
Therefore, f(-4) = -87
Hope this helped!
Richard P.
asked • 05/05/23Given f(x)=-4x^2+3x-11, find f(-4)
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