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31 May, 09:00

If f (x) = 2x-3/5, which of the following is the inverse of f (x) ?

Answers (2)
  1. M
    31 May, 11:52
    0
    (5x+3) / 2
  2. M
    31 May, 12:42
    0
    (5x+3) / 2

    Step-by-step explanation:

    f (x) = (2x-3) / 5

    f (x) = y

    y = (2x-3) / 5

    interchanging role of x and y

    x = (2y-3) / 5

    5x=2y-3

    5x+3=2y

    y = (5x+3) / 2

    the inverse if f (x) = (5x+3) / 2
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