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3 June, 15:05

What is the inverse function of dx) = 2x - 4?

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Answers (2)
  1. 3 June, 17:58
    0
    y = x/2 + 2

    Step-by-step explanation:

    y = 2x - 4

    swap y and x

    x = 2y - 4

    x + 4 = 2y

    x/2 + 2 = y
  2. 3 June, 18:55
    0
    d (x) = 1/2x + 2 or d (x) = (x + 4) / 2

    Step-by-step explanation:

    y = 2x - 4

    y + 4 = 2x

    (y + 4) / 2 = x

    y = (x + 4) / 2 or y = 1/2x + 2
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