Предмет: Алгебра, автор: briandit

 frac{ x^{2} -6x+9}{9 x^{3} } : frac{ x^{2} -9}{9x}
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Ответы

Автор ответа: Эксперт5
0
 frac{x^2-6x+9}{9x^3}: frac{x^2-9}{9x}= frac{(x-3)^2}{9x^3}: frac{(x-3)(x+3)}{9x}=frac{(x-3)^2*9x}{9x^3(x-3)(x+3)}= frac{x-3}{x^2(x+3)}
Автор ответа: briandit
0
СПАСИБО :))
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