Решите неравенство 5^x-1>0.2
0,2\\\\5^{x-1}> \frac{1}{5}\\\\5^{x-1}> 5^{-1} \\\\x-1>-1\\x>0" alt="5^{x-1}>0,2\\\\5^{x-1}> \frac{1}{5}\\\\5^{x-1}> 5^{-1} \\\\x-1>-1\\x>0" align="absmiddle" class="latex-formula">
Ответ : x ∈ (0 ; + ∞)
0,2\\\\5^{x-1}> \frac{1}{5}\\\\5^{x-1}> 5^{-1} \\\\x-1>-1\\x>0" alt="5^{x-1}>0,2\\\\5^{x-1}> \frac{1}{5}\\\\5^{x-1}> 5^{-1} \\\\x-1>-1\\x>0" align="absmiddle" class="latex-formula">