Решить двойное неравенство - 3 < 3 - 2x < 1.
x>1 \\ \\ x\in (1;\ 3)" alt="- 3 < 3 - 2x < 1 \\ \\ - 3-3 < 3 - 2x-3 < 1-3 \\ \\ - 6 < - 2x < -2 \\ \\ 3>x>1 \\ \\ x\in (1;\ 3)" align="absmiddle" class="latex-formula">
- 3 < 3 - 2x < 1
- 3 -3< - 2x < 1-3</p>
- 6 < - 2x < -2
1
(1;3)