Упростите выражение)))))

Решите задачу:

$(\frac{2}{x^{\frac{1}{4}}-y^{\frac{1}{4}}}+\frac{2}{x^{\frac{1}{4}}+y^{\frac{1}{4}}}) *(\frac{x^{-0.5}-y^{-0.5}}{6x^{-0.25}*y^{-0.5}}) = \\\\ (\frac{2(x^{0.25}+y^{0.25})+2(x^{0.25}-y^{0.25})}{x^{0.5}-y^{0.5}})(\frac{x^{-0.5}-y^{-0.5}}{6x^{-0.25}*y^{-0.5}})= \\\\ \frac{2*2*x^{0.25}}{x^{0.5}-y^{0.5}}(\frac{\frac{y^{0.5}-x^{0.5}}{x^{0.5}*y^{0.5}}}{\frac{6}{x^{0.25}}*\frac{1}{y^{0.5}}}) = \\\\$
$\frac{2*2*x^{0.25}}{x^{0.5}-y^{0.5}}*(\frac{(y^{0.5}-x^{0.5})(x^{0.25}*y^{0.5})}{x^{0.5}*y^{0.5}*6})\\ \frac{4x^{0.25}*x^{0.25}*y^{0.5}}{x^{0.5}*y^{0.5}*6}=\\ \frac{4x^{0.5}*y^{0.5}}{x^{0.5}*y^{0.5}*6}=\frac{2}{3}$