Littlemissmo16
Littlemissmo16
27-03-2014
Mathematics
contestada
What's the answer to log1/3 27 = ?
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Аноним
Аноним
27-03-2014
[tex]log_\frac{1}{3}27=log_\frac{1}{3}3^3=3\cdot log_\frac{1}{3}3=3log_\frac{1}{3}\left(\frac{1}{3}\right)^{-1}=-1\cdot3log_\frac{1}{3}\frac{1}{3}=-3[/tex]
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