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[tex] \sqrt \frac{2}{3} ^{minus 1} [/tex]

Răspuns :

Miky93
[tex] \sqrt{\frac{2}{3}} ^{(-1}= \frac{1}{ \sqrt{\frac{2}{3}}} = \frac{\sqrt{ \frac{2}{3}} } {\frac{2}{3} }= \sqrt{\frac{ 2}{3} }* \frac{3}{2} = \frac{3\sqrt{ \frac{2}{3} } }{2}[/tex]

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