Photos 27 X 1 РЕШИТЬ

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27 x 1 решить. 3^X+1=27^X-1. 27x 1/3. 1/3 1-X 27. 3^X * (1/3)^X-3 = (1/27)^X.
3^X+1=27^X-1. 27x 1/3. 1/3 1-X 27. 3^X * (1/3)^X-3 = (1/27)^X.

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