2^x-1+2^x+3>17 Прошу решить. Created by Dgoker2. algebra-ru

2^x-1+2^x+3>17 Прошу решить...

Dgoker2 @Dgoker2

August 2022 1 19 Report

2^x-1+2^x+3>17
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$2^{x-1}+2^{x+3}>17\\\\\frac{1}{2}\cdot 2^{x}+2^3\cdot 2^{x}>17\\\\\frac{17}{2}\cdot 2^{x}>17\; \; |\cdot \frac{2}{17}\\\\2^{x}>2^1\\\\x>1\\\\x\in (1,+\infty)$

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