Question

(⅓x+ ⅔y⁵)²=
Помогите пожалуйста!​

Answer 1

$(\frac{1}{3}x+\frac{2}{3}y^{5})^{2}=(\frac{1}{3}x)^{2}+2*\frac{1}{3}x*\frac{2}{3}y^{5}+(\frac{2}{3}y^{5})^{2}=\boxed{\frac{1}{9} x^{2}+\frac{4}{9}xy^{5}+\frac{4}{9}y^{10}}$