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18 March, 17:44

Which equation can be simplified to find the inverse of y = x2 - 7?

a: x=y ^ 2 - 1/7

b: 1/x = y^2 - 7

c: x = y^2 - 7

d: - x = y^2 - 7

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Answers (1)
  1. 18 March, 17:59
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    To find the inverse of the function you can just exchange the name of the variables, change x for y and y for x ...

    original (direct) function: y = x^2 - 7

    inverse function x = y^2 - 7

    Then, the answer is the option c.
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