| 3x-m |
| x+2 |
| 1 |
| x-1 |
| 1 |
| x(x-1) |
| 1 |
| 2 |
| 1 |
| 2 |
| x-1 | ||
1-
|
| 1 |
| 4 |
| 1 |
| 2 |
| 1 |
| 2 |
| 3 |
| 2x-4 |
| 1 |
| x |
| 2 |
| x-2 |
| 1 |
| x+1 |
| 2 |
| 1-x |
| 5 |
| 1-x2 |
| 4-2x |
| 4-x |
| x-5 |
| x-4 |
| 1 |
| x(x-1) |
| 1 |
| x(x+1) |
| 1 |
| (x+1)(x+2) |
| 1 |
| (x+9)(x+10) |
| 1 |
| 12 |
-9+
| ||
| 2 |
-9-
| ||
| 2 |
-9+
| ||
| 2 |
-9-
| ||
| 2 |
| 1 |
| x-4 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| x2-bx |
| ax-c |
| m-1 |
| m+1 |
| a-b |
| a+b |
| a-b |
| a+b |
| 1 |
| x2-x |
| k-5 |
| x2+x |
| k-1 |
| x2-1 |
| x+1 |
| x-1 |
| x-1 |
| x+1 |
| 10 |
| 左 |