5814 | − | x | ( | x | − | 1 | ) | ( | x | − | 2 | ) | − | ( | 20 | − | x | ) | ( | 19 | − | x | ) | ( | 18 | − | x | ) | = | 2496 |
方程左边 = | 5814 | − | x | x | ( | x | − | 2 | ) | + | x | × | 1 | ( | x | − | 2 | ) | − | ( | 20 | − | x | ) | ( | 19 | − | x | ) | ( | 18 | − | x | ) |
= | 5814 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | ( | x | − | 2 | ) | − | ( | 20 | − | x | ) | ( | 19 | − | x | ) |
= | 5814 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | − | x | × | 1 |
= | 5814 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | − | x | × | 2 |
= | 5814 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | − | 2 | x |
= | 5814 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | − | 2 | x |
= | 5814 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | − | 2 | x |
= | 5814 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | − | 2 | x |
= | 5814 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | − | 2 | x |
= | - | 1026 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | + | 378 | x |
= | - | 1026 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | + | 378 | x |
= | - | 1026 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | + | 378 | x |
= | - | 1026 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | + | 738 | x |
= | - | 1026 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | + | 738 | x |
= | - | 1026 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | + | 738 | x |
= | - | 1026 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | + | 738 | x |
= | - | 1026 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | + | 1080 | x |
= | - | 1026 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | + | 1080 | x |
- | 1026 | − | x | x | x | + | x | x | × | 2 | + | x | × | 1 | x | + | 1080 | x | = | 2496 |