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<span>1) не знаю, не пойму как преобразовать
2) 6<span>√2 / 2<span>√6 = 3<span>√2 / <span>√6 = 3<span>√2 * <span>√6 / 6 = 6<span>√3 / 6 = <span>√3</span> </span></span></span>
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