oraz (x−2)/(−x+1) − (7x−3)/2 > 1
| 2x+3 | −x−1 | ||
< | |||
| x+1 | x+5 |
| 2x+4−1 | x+5−4 | ||
<− | |||
| x+1 | x+5 |
| 2x+4 | 1 | x+5 | 4 | ||||
− | <− | + | |||||
| x+1 | x+1 | x+5 | x+5 |
| 1 | 4 | |||
2− | <−1+ | |||
| x+1 | x+5 |
| 4 | 1 | |||
3< | + | |||
| x+5 | x+1 |
| 4(x+1) | x+5 | 4x+1+x+5 | ||||
3< | + | = | ||||
| (x+5)(x+1) | (x+1)(x+5 | (x+1)(x+5) |
| 4x+1+x+5 | 4x+1+x+5 | (x+1)(x+5) | ||||
0< | −3= | −3 | ||||
| (x+1)(x+5) | (x+1)(x+5) | (x+1)(x+5) |
| cooos | ||
0< | ||
| (x+1)(x+5) |
| 2x+3 | −x−1 | |||
mam | < | |||
| x+1 | x+5 |
| −x−1 | 2x+3 | ||
> | Tak ? | ||
| x+5 | x+1 |
D
pytasz czy a>b to to samo co b<a
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