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8 August, 19:47

If f (x) = 3x + 2 and g (x) = x2-3, what is f (g (4)) ?

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  1. 8 August, 20:13
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    First, do g (4) by plugging in 4 for x

    4^ - 3 = 16 - 3 = 13

    Then, multiply it by f (x)

    13 (3x + 2) = 39x + 26

    Answer = 39x + 26
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