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21 May, 19:09

If f (x) = x - 4, what does f (3) represent? the value of (x - 4) when x = 3 the value of x when (x - 4) = 3 the value of 3f (x) when x = 3 the value of f (x) when (x - 4) = 3

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  1. 21 May, 19:21
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    F (x) = x-4

    f (3) = 3-4=-1

    (x-4) = 3

    x=7

    3 (f (x)) = 3 (x-4)

    3 (f (3)) = 3 (3-4) = - 3

    f (x) = 7
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