lilysgirl2007 lilysgirl2007

24-02-2017
Mathematics

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how to show two problems are inverses? really need help thanks!

how to show two problems are inverses really need help thanks class=

Respuesta :

24-02-2017

y = ∛(7x - 2)
y^3 = (∛(7x - 2))^3
y^3 = 7x - 2
7x - 2 = y^3
7x = y^3 + 2
x = (y^3 + 2) /7

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