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26 February, 01:01

If f (x) = 2x + 6 and g (x) = - 8x, what is g (f (4)) ?

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  1. 26 February, 01:10
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    Hello,

    f (x) = 2x

    g (x) = - 8x

    g (f (x)) = g (2x) = - 8 * (2x) = - 16x

    g (f (4)) = - 16*4=-64
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