Предмет: Математика, автор: Александра99малышка

сократите дробь: (5b-5a)^2/a^2+b^2-2ab

Ответы

Автор ответа: Galieva22

$\frac{ (5b-5a)^{2} }{ a^{2}+ b^{2}-2ab } = \frac{25 (a-b)^{2} }{(a-b)^{2} } =25$

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