Question

Решите , пожалуйста!

Answer 1

$\frac{-2,5}{ \sqrt{2}* \sqrt{ \frac{9}{4} } } = - \frac{2,5}{ \sqrt{2}* \sqrt{9} * \sqrt{ \frac{1}{4} } } = - \frac{2,5}{ \sqrt{2}* 3 * \frac{1}{2} }= - \frac{2,5}{ \sqrt{2}* 1,5 } }= - \frac{25}{ \sqrt{2}* 15 } }= - \frac{5}{ 3*\sqrt{2} } }$