1 | ÷ | 2 | × | x | ( | 1 | ÷ | 3 | × | ( | 1 | ÷ | 4 | × | ( | 1 | + | x | ) | + | x | ) | + | x | ) | + | 1 | = | 0 |
方程左边 = | 1 2 | x | ( | 1 | ÷ | 3 | × | ( | 1 | ÷ | 4 | × | ( | 1 | + | x | ) | + | x | ) | + | x | ) | + | 1 |
1 2 | x | ( | 1 | ÷ | 3 | × | ( | 1 | ÷ | 4 | × | ( | 1 | + | x | ) | + | x | ) | + | x | ) | + | 1 | = | 0 |
方程左边 = | 1 2 | x | × | 1 | ÷ | 3 | × | ( | 1 | ÷ | 4 | × | ( | 1 | + | x | ) | + | x | ) | + | 1 2 | x | x | + | 1 |
= | 1 6 | x | ( | 1 | ÷ | 4 | × | ( | 1 | + | x | ) | + | x | ) | + | 1 2 | x | x | + | 1 |
= | 1 6 | x | × | 1 | ÷ | 4 | × | ( | 1 | + | x | ) | + | 1 6 | x | x | + | 1 2 | x | x | + | 1 |
= | 1 24 | x | ( | 1 | + | x | ) | + | 1 6 | x | x | + | 1 2 | x | x | + | 1 |
= | 1 24 | x | × | 1 | + | 1 24 | x | x | + | 1 6 | x | x | + | 1 2 | x | x |
= | 1 24 | x | + | 1 24 | x | x | + | 1 6 | x | x | + | 1 2 | x | x | + | 1 |
1 24 | x | + | 1 24 | x | x | + | 1 6 | x | x | + | 1 2 | x | x | + | 1 | = | 0 |