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27 June, 19:14

Find f^-1 (x) for f (x) = - 3x+2 and state whether or not it is a function.

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  1. 27 June, 20:54
    0
    X = - 3y + 2

    -3y = x - 2

    f^-1 (x) = y = - (x-2) / 3

    The inverse here is just a straight line so it is a function.
  2. 27 June, 22:20
    0
    F-1 (x) = - (x-2) / 3. It is a function
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