Вычислите: log9 3= log3 1/9= log5 125=
Log₉3=1/2 9^n=3 3^2n=3^1 2n=1 n=1/2 log₃(1/9)=-2 (3^n=1/9) 3^n=(1/3)^2 3^n=3^-2 n=-2 log₅(125)=3 5^n=125 5^n=5^3 n=3