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Автор - lehagorshkov1

упростите выражение ((a-3b)2/4(a-6b)-4a

Ответ

Автор - igundane

frac{(2a-3b)}{4(a-6b)-4a} =frac{2(a-3b)}{2(2(a-6b)-2a)}=frac{a-3b}{2a-12b-2a}  =frac{3b-a}{12b}

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