Задача 15467 log(0,8)3*log3(1,25)...

u831494426

03.05.2017

log(0,8)3*log3(1,25)

sumets6152

03.05.2017

log0,83·log3 5/4 = (1/log30,8)·log3 5/4 = (log3 5/4)/(log3 0,8) = log0,8 5/4 = log0,80,8–1=–1