| |x+2| | |
>3 | |
| |x−1| |
| x+2 | ||
| | | > 3 | |
| x−1 |
| x−1+3 | ||
| | | > 3 | |
| x−1 |
| 3 | ||
|1 + | | > 3. | |
| x−1 |
| 3 | 3 | |||
1 + | < −3 lub 1 + | > 3 | ||
| x−1 | x−1 |
| 3 | 3 | |||
4 + | < 0 lub | − 2 > 0 | ||
| x−1 | x−1 |
| 4x − 1 | 5−2x | |||
< 0 lub | > 0 | |||
| x−1 | x−1 |
| 1 | 5 | |||
4(x− | )(x−1) < 0 lub 2(x− | )(x−1) < 0 | ||
| 4 | 2 |