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21 December, 17:30

Given f (x) = 4x^4 - 15 and 9 (x) = 2x + 11

(gof) (x)

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  1. 21 December, 17:59
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    8x^4 - 19

    Step-by-step explanation:

    g (f (x)) = g (4x^4 - 15) = 2 (4x^4 - 15) + 11

    = 8x^4 - 30 + 11

    = 8x^4 - 19
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