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Cum se rezolva ecuatia aceasta?






Cum Se Rezolva Ecuatia Aceasta class=

Răspuns :

[tex]\displaystyle log_2(log_{\sqrt{5}}25)=log_2( \frac{log_{5}5^2}{log_{5}5^{ \frac{1}{2} }} )=\\ =log_2( \frac{2}{ \frac{1}{2} })=log_{2}2^2=2log_22=2[/tex]