Finite Math Examples

$\sqrt[4]{81 x^{12} y^{20}}$

Step 1

Rewrite $81 x^{12} y^{20}$ as ${(3 x^{3} y^{5})}^{4}$ .

$\sqrt[4]{{(3 x^{3} y^{5})}^{4}}$

Step 2

Pull terms out from under the radical, assuming positive real numbers.

$3 x^{3} y^{5}$