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Автор - letavinsergei

Сократите дробь 2a+4/а^2-4

Ответ

Проверено экспертом

Автор - ТатМих
 frac{2a+4}{ a^{2}-4 } = frac{2(a+2)}{(a-2)(a+2)} = frac{2}{a-2}

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