[tex]\mathbf{\log_32\cdot \log_59 \stackrel{1}{=} \log_59^{\log_32} = \log_53^{2\log_32} \stackrel{1}{=} \log_53^{\log_32^2}=\log_53^{\log_34}\stackrel{3}{=} \log_54}[/tex]
Użyte własności logarytmów:
[tex]\mathrm{1. \ \ \ r\log_ab=\log_ab^r} \\ \\ \mathrm{2. \ \ \ a^{\log_ab}=b}[/tex]
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[tex]\mathbf{\log_32\cdot \log_59 \stackrel{1}{=} \log_59^{\log_32} = \log_53^{2\log_32} \stackrel{1}{=} \log_53^{\log_32^2}=\log_53^{\log_34}\stackrel{3}{=} \log_54}[/tex]
Użyte własności logarytmów:
[tex]\mathrm{1. \ \ \ r\log_ab=\log_ab^r} \\ \\ \mathrm{2. \ \ \ a^{\log_ab}=b}[/tex]