| π | ||
arcsin(x − 1) < | D: −1 ≤ x−1 ≤ 1 | |
| 4 |
| π | ||
sin(arcsin(x − 1)) < sin | D: x ∊ <0,2> | |
| 4 |
| √2 | ||
x − 1 < | ||
| 2 |
| √2 | ||
x < 1 + | ||
| 2 |
| √2 | ||
nakładam dziedzinę → x∊<0; 1 + | ) | |
| 2 |
| π | ||
arcsin(x−1)< | ||
| 4 |
| π | ||
x−1<sin | ||
| 4 |
| √2 | ||
x−1< | i x∊D | |
| 2 |
| √2 | ||
x< | +1 i x∊<0,2>⇔ | |
| 2 |
| √2 | ||
x∊<0, | +1) | |
| 2 |