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3 April, 15:20

Evaluate f (x) = 5x^2-9x at the given value of x.

f (4 )

f (4) = (simplify your answer)

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  1. 3 April, 18:27
    0
    f (4) = 44

    Step-by-step explanation:

    To evaluate f (4) substitute x = 4 into f (x)

    f (4) = 5 (4) ² - (9 * 4) = (5 * 16) - 36 = 80 - 36 = 44
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