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math

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find the inverse of
f(x)=-5+log(base5)(y-5)

  • math - ,

    y = 5 + log_5(x-5)
    y-5 = log_5(x-5)
    5^(y-5) = x-5
    x = 5 + 5^(y-5)

    so, f^-1(x) = 5 + 5^(x-5)

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