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7.2 9. (4/7 + 2/3) : 13/8 = Решение. 5-3 2/7. (√7-3√2)(√7+3√2). (2-3-7+7,9) Во 2 степени =?.
(4/7 + 2/3) : 13/8 = Решение. 5-3 2/7. (√7-3√2)(√7+3√2). (2-3-7+7,9) Во 2 степени =?.

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