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1 August, 10:20

What is the inverse of f (x) = 8/27x^3

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  1. 1 August, 14:04
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    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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