Question

Обчислите задание
Log₁₅3+log₁₅5

Answer 1

Ответ:

$log_{15}(3) + log_{15}(5) \\ log_{15}(3 \times 5) \\ log_{15}(15) \\ 1$

Проверка:

log15(3)+log15(5)=log(3)/log(15)+log(5)/log(15)=log(3*5)=log(15)/log(15)=1