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23 March, 01:41

Let f (x) = 7x-13. Find f - 1 (x)

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Answers (2)
  1. 23 March, 02:04
    0
    F (x) = 7x - 13

    y = 7x - 13

    7x - 13 = y

    7x = y + 13

    x = (y + 13) / 7

    f^-1 (x) = (x + 13) / 7
  2. 23 March, 02:08
    0
    If you’re trying to find f (-1) it would be - 20
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