Задача Задача №3767019
А
А
\[ \log_{64}4=\frac1{\log_4 64}=\frac13 \] \[ \frac{\log_9 16}{\log_9 4}=\log_4 16=2 \] \[ \log_{\sqrt5}\sqrt{125}=\log_{5^{1/2}}5^{3/2}=3 \]
\[ \log_3\frac{5a^3b^4c}{3x^3y} =\log_3 5+3\log_3a+4\log_3b+\log_3c-1-3\log_3x-\log_3y \]
\[ \frac12\log_5x-4\log_5y+\frac25\log_5z-3\log_5t =\log_5\frac{x^{1/2}z^{2/5}}{y^4t^3} \]
