50 БАЛЛОВ СРОЧНО!!!!!!!!!!!!!!!!!!!. Created by DemonTT. algebra-ru

50 БАЛЛОВ СРОЧНО!!!!!!!!!!!!!!!!!!!...

DemonTT @DemonTT

July 2022 1 4 Report

50 БАЛЛОВ СРОЧНО!!!!!!!!!!!!!!!!!!!

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sangers1959

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Ответ:

Объяснение:

$\frac{x^{2} -y^{2} }{5x^{2} } :\frac{x^{2}-2xy+y^{2} }{25x} =\frac{x^{2}-y^{2} }{5x^{2} }*\frac{25x}{(x-y)^{2} } =\frac{(x-y)(x+y)*25x}{5x^{2}*(x-y)^{2} } =\frac{5*(x+y)}{x*(x-y)}=\\=\frac{5*(2+1)}{2*(2-1)}=\frac{5*3}{2*1}=\frac{15}{2} =7,5.$

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