x-2-9-1-3-x-3-1-3-3-find-x-

Question Number 171921 by Mikenice last updated on 21/Jun/22

\frac{\sqrt[3]{x^{2} - 9}}{\sqrt[3]{x + 3}} = 3, f i n d x

Answered by FelipeLz last updated on 22/Jun/22

\frac{\sqrt[3]{x^{2} - 9}}{\sqrt[3]{x + 3}} = 3

\frac{x^{2} - 9}{x + 3} = 3^{3}

\frac{(x + 3) (x - 3)}{x + 3} = 27

x - 3 = 27

x = 30

Commented by otchereabdullai@gmail.com last updated on 22/Jun/22

nice!