Question

Решите $sqrt[4]{64x^{2}y} * sqrt[4]{ 4x^{2}y^{3}}$

Answer 1

$sqrt[4]{64 x^{2} y} * sqrt[4]{4 x^{2} y^{3} } = sqrt[4]{ 4^{4} x^{4} y^{4} } } =4xy$