Задача 44530 [m] 27^x - 3 + 3 \cdot 9^x - 3^x \leq 0...

nikolay179540

2020-02-25 12:02:00

[m] 27^x - 3 + 3 \cdot 9^x - 3^x \leq 0 [/m]

[m] 4^x - 4 \cdot 2^x + 3 + \frac{1}{4^x - 4 \cdot 2^x + 5} > 0 [/m]