| 4x | −x | ||
− | |||
| x−4 | x+2 |
| x−1 | 2 | ||
− | |||
| 3x−6 | x−2 |
| 3x+1 | 2x−1 | ||
− | |||
| x−2 | x+3 |
| x3−x | x2−2x | ||
: | |||
| x+2 | x2−4 |
| 4 x | − x | 4 x | x | |||||
1) | − | = | + | = x ≠ 4 i x ≠ − 2 | ||||
| x − 4 | x + 2 | x −4 | x + 2 |
| 4x*( x + 2)+ x*( x − 4) | 4 x2 +8 x + x2 −4 x | |||
= | = | = | ||
| ( x − 4)*( x +2) | ( x − 4)*( x +2) |
| 5 x2 + 4 x | ||
= | ||
| ( x − 4)*( x + 2) |