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18 May, 05:29

Given the function f (x) = - 5x2 - x + 20, find f (2).

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  1. 18 May, 05:47
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    f (2) = - 2

    Step-by-step explanation:

    To evaluate f (2) substitute x = 2 into f (x)

    f (2) = - 5 (2) ² - 2 + 20 = - 5 (4) - 2 + 20 = - 20 - 2 + 20 = - 2
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