Oblicz: log0,0016 5= log4 0,0625= Proszę o wyjaśnienie. ;))

[latex]0,0016=frac{1}{625}=5^{-4}\log_{0,0016}5=log_{frac{1}{625}}5=-frac{1}{4}[/latex] [latex]log_{frac{1}{625}}5=x\(frac{1}{625})^x=5\(5^{-4})^x=5^1\5^{-4x}=5^1\-4x=1\x=-frac{1}{4}[/latex] [latex]0,0625=frac{1}{16}=4^{-2}\log_40,0625=log_44^{-2}=-2[/latex]