Предмет: Математика, автор: devyshka713

Решите, пожалуйста:
( frac{2y}{x} - frac{x}{2y} ):(2y-x)

Ответы

Автор ответа: wotrutest
0
= frac{4y^2-x^2}{2yx}: 2y-x= frac{(2y-x)(2y+x)}{2yx} * frac{1}{2y-x} = frac{2y+x}{2yx}
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