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9 February, 04:23

If f (x) = x-3/x, g (x) = x+3 and h (x) = 2x+1, what is (g•h•f) (x)

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  1. 9 February, 07:25
    0
    Answer:4 - 4x

    Step-by-step explanation:

    g. h. f (x) = 2x + 6/x + 4

    g. h (x) = (2x + 1) + 3

    = 2x + 4

    g. h. f (x) = 2 (x - 3/x) + 4

    = 2x - 6/x + 4

    :. 2x - 6/x + 4

    = 2x - 6x + 4

    = 4 - 4x
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