( | x | + | 1 | ) | ( | x | + | 2 | ) | ( | x | + | 3 | ) | = | 2184 |
方程左边 = | x | ( | x | + | 2 | ) | ( | x | + | 3 | ) | + | 1 | ( | x | + | 2 | ) | ( | x | + | 3 | ) |
= | x | x | ( | x | + | 3 | ) | + | x | × | 2 | ( | x | + | 3 | ) | + | 1 | ( | x | + | 2 | ) | ( | x | + | 3 | ) |
= | x | x | x | + | x | x | × | 3 | + | x | × | 2 | ( | x | + | 3 | ) | + | 1 | ( | x | + | 2 | ) | ( | x | + | 3 | ) |
= | x | x | x | + | x | x | × | 3 | + | x | × | 2 | x | + | x | × | 2 | × | 3 |
= | x | x | x | + | x | x | × | 3 | + | x | × | 2 | x | + | x | × | 6 | + | 1 |
= | x | x | x | + | x | x | × | 3 | + | x | × | 2 | x | + | 6 | x | + | 1 |
= | x | x | x | + | x | x | × | 3 | + | x | × | 2 | x | + | 6 | x | + | 1 |
= | x | x | x | + | x | x | × | 3 | + | x | × | 2 | x | + | 6 | x | + | 1 |
= | x | x | x | + | x | x | × | 3 | + | x | × | 2 | x | + | 6 | x | + | 1 |
= | x | x | x | + | x | x | × | 3 | + | x | × | 2 | x | + | 9 | x | + | 1 |
= | x | x | x | + | x | x | × | 3 | + | x | × | 2 | x | + | 9 | x | + | 1 |
= | x | x | x | + | x | x | × | 3 | + | x | × | 2 | x | + | 9 | x | + | 1 |
= | x | x | x | + | x | x | × | 3 | + | x | × | 2 | x | + | 11 | x | + | 1 |
x | x | x | + | x | x | × | 3 | + | x | × | 2 | x | + | 11 | x | + | 1 | = | 2184 |