Log3 x 1 log. Log3 1/9 решение. log3x-log9x 2. log,(x+9) = log,(2x-1. log9 x 2 log3 2 -x 2.

Log3 x 1 log. Log3 1/9 решение. log3x-log9x 2. log,(x+9) = log,(2x-1. log9 x 2 log3 2 -x 2.
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