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Автор - az7199

РЕШИТЕ ПОЖ СРОЧНО НУЖНО!!!!!

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Автор - nedenispolybomy
a)   frac{3* sqrt[3]{7} }{ sqrt[3]{189} } =  frac{3sqrt[3]{7} }{ sqrt[3]{27*7} }= frac{3sqrt[3]{7} }{ 3sqrt[3]{7} }=1
б)  sqrt[3]{-0,2} * sqrt[3]{0,04} =  sqrt[3]{ -frac{1}{5} } * sqrt[3]{ frac{1}{25} }= \<br />
=- frac{ sqrt[3]{2} }{ sqrt[3]{5} } * frac{1}{ sqrt[3]{25} } = - frac{ sqrt[3]{2} }{ sqrt[3]{5} } * frac{1}{ sqrt[3]{5^2} }= -frac{sqrt[3]{2} }{5}

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Проверено экспертом

Автор - ВладимирБ
Решение смотри в приложении

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