Log log log2 x 0. Log 1/2 x. log0,2(x^2+4x)=-1. 1-log0.2x. log4 2 x 1 /x-1.

Log log log2 x 0. Log 1/2 x. log0,2(x^2+4x)=-1. 1-log0.2x. log4 2 x 1 /x-1.
25 / 60