(1/9)^x/5>3 Пожалуйста решите. Created by qwry. algebra-ru

5>3 Пожалуйста решите...

qwry @qwry

August 2022 1 6 Report

(1/9)^x/5>3
Пожалуйста решите

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$(\frac{1}{9})^{ \frac{x}{5}}\ \textgreater \ 3\\\\(3^{-2})^{ \frac{x}{5}}\ \textgreater \ 3\\\\3^{- \frac{x}{5}}\ \textgreater \ 3^{1} \; \; \; \; \; 3\ \textgreater \ 1\\\\- \frac{x}{5}\ \textgreater \ 1\\\\ \frac{x}{5}\ \textless \ -1\\\\x\ \textless \ -5\\\\x\in(-\infty;-5)$

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