Решите неравенство ln x-ln(x-1)=ln 6
Lnx - ln(x-1) = ln6 ln (x/(x-1)) = ln6 x/(x - 1) = 6 x = 6(x - 1) x = 6x - 6 x -6x = -6 -5x = -6 x = 1,2