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  • 18-10-2016
  • Mathematics
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what is the inverse of f(x)= 8/27x^3

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Panoyin
Panoyin Panoyin
  • 26-10-2016
    f(x) = ⁸/₂₇ₓ₃
       y = ⁸/₂₇ₓ₃
       x = 8/27y³
27xy³ = 8
      y³ = ⁸/₂₇ₓ
        y = 2∛x/3x
    f⁻¹(x) = 2∛x/3x
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