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18-10-2016
Mathematics

contestada

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

Respuesta :

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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