Найдите х,если log2 x=2log2 5-1/3log2 8+log2 0,2
Log2x=2log2 5-1/3log2 8+log2 0,2 log2x=log2 25- log2 2+ log 2 (1/5) log2x=log2 25-1+log2 1- log2 5 log2x=log2 25-1+0- log2 25 log2 x= log2 25/5 log2x=log2 5 x=5 ответ: 5