Предмет: Алгебра, автор: Аноним

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Автор ответа: kkozina00
0
(√15-√6) / (5-√10) = (√15-√6)(5+√10) / (5-√10)(5+√10) =  (√15-√6)(5+√10) / (25-10) = (√15-√6)(5+√10) / 15
Автор ответа: Аноним
0
спасибо большое
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