Question:

Function notation f(x) = 4x-3 , 2f(x) and f^2(x)?

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Function notation f(x) = 4x-3 , 2f(x) and f^2(x)?

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  1. f(x) = 4x-3

    2 f(x) = 2(4x-3) = 8x-6

    f^2(x) = f(f(x)) = f(4x-3) = 4(4x-3)-3

    =16x-12-3

    =16x-15


  2. 2f(x)

    = 2(4x -3)

    = 8x - 6

    f²(x)

    = f(4x-3)

    = 4(4x-3) - 3

    = 16x - 12 - 3

    = 16x - 15

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