| (a−b)+(a−c) |
| (a−b)(a−c) |
| (b−c)+(b−a) |
| (b−c)(b−a) |
| (c−a)+(c−b) |
| (c−a)(c−b) |
=
| 1 |
| a−c |
| 1 |
| a−b |
| 1 |
| b−a |
| 1 |
| b−c |
| 1 |
| c−b |
| 1 |
| c−a |
| 2a−b−c |
| a2−ab−ac+bc |
| 2b−c−a |
| b2−ab−bc+ac |
| 2c−a−b |
| c2−ac−bc+ab |
| (a−b)+(a−c) |
| (a−b)(a−c) |
| (b−c)+(b−a) |
| (b−c)(b−a) |
| (c−a)+(c−b) |
| (c−a)(c−b) |
| 1 |
| a−c |
| 1 |
| a−b |
| 1 |
| b−a |
| 1 |
| b−c |
| 1 |
| c−b |
| 1 |
| c−a |