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21 March, 23:23

If f (x) = (-x) cubed, then f (-3) ?

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  1. 21 March, 23:24
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    f (-3) = 27

    Step-by-step explanation:

    f (x) = (-x) ^3

    We want the value when x = -3

    Substitute this in

    f (-3) = (--3) ^3

    f (-3) = 3^3

    f (-3) = 27
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