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25 June, 19:17

Find f (3) given that f (3) = - x^4 + 3x^3 + x^2 - 8x - 16.

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  1. 25 June, 21:01
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    Answer: - 31

    Step-by-step explanation:

    f (x) = - x⁴ + 3x³ + x² - 8x - 16

    f (3) = - (3) ⁴ + 3 (3) ³ + (3) ² - 8 (3) - 16

    = - 81 + 81 + 9 - 24 - 16

    = - 31
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