X2 2x 2 log. Лог0 5 х+5 лог2 0.2. 1-log0.2x. log_(12)⁡〖(x^2-1)(x+2)〗. log2x<12.

X2 2x 2 log. Лог0 5 х+5 лог2 0.2. 1-log0.2x. log_(12)⁡〖(x^2-1)(x+2)〗. log2x<12.
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