5ⁿ * 5¹ - 11 * 5ⁿ <80

Question

5ⁿ * 5¹ - 11 * 5ⁿ <80

Answer 1

-13 \frac{1}{3} , \\ 5^n>0>-13 \frac{1}{3} , \\ n\in R." alt="5^n\cdot5 - 11\cdot5^n<80, \\ 5^n\cdot(5 - 11)<80, \\ -6\cdot5^n<80, \\ 5^n>-13 \frac{1}{3} , \\ 5^n>0>-13 \frac{1}{3} , \\ n\in R." align="absmiddle" class="latex-formula">