Log2 x 4 x log2 x2 5. Log2 x > 4 одз. 3log122 х + 5log12 x - 2 > 0. (3(log x-2;4))+(2(log х-1;4))=-2. log 4(1- 2x)=2 log 78.

Log2 x 4 x log2 x2 5. Log2 x > 4 одз. 3log122 х + 5log12 x - 2 > 0. (3(log x-2;4))+(2(log х-1;4))=-2. log 4(1- 2x)=2 log 78.
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