Question

Решите неравенство -1 < x-1/3 ≤ 2

Answer 1

-1 < x - 1/3 ≤ 2
1) - 1 < х - 1/3
- 1 + 1/3 < х
х > - 2/3
2) х - 1/3 $\leq$ 2
х $\leq$ 2 + 1/3
х $\leq$ 2 1/3

- 2/3 < х $\leq$ 2 1/3