k | − | ( | k | − | ( | k | − | 1 | ) | ÷ | 2 | ) | ÷ | 2 | = | 2 | ( | k | − | 1 | ) | ÷ | 3 |
方程左边 = | k | − | k | × | 1 2 | + | ( | k | − | 1 | ) | ÷ | 2 | × | 1 2 |
= | k | − | k | × | 1 2 | + | ( | k | − | 1 | ) | × | 1 4 |
= | 1 2 | k | + | ( | k | − | 1 | ) | × | 1 4 |
= | 1 2 | k | + | k | × | 1 4 | − | 1 | × | 1 4 |
= | 1 2 | k | + | k | × | 1 4 | − | 1 4 |
= | 3 4 | k | − | 1 4 |
3 4 | k | − | 1 4 | = | 2 | ( | k | − | 1 | ) | ÷ | 3 |
方程右边 = | 2 3 | ( | k | − | 1 | ) |
3 4 | k | − | 1 4 | = | 2 3 | ( | k | − | 1 | ) |
方程右边 = | 2 3 | k | − | 2 3 | × | 1 |
= | 2 3 | k | − | 2 3 |
3 4 | k | − | 1 4 | = | 2 3 | k | − | 2 3 |
3 4 | k | − | 2 3 | k | = | - | 2 3 | + | 1 4 |
1 12 | k | = | - | 2 3 | + | 1 4 |
1 12 | k | = | - | 5 12 |
k | = | - | 5 12 | ÷ | 1 12 |
= | - | 5 12 | × | 12 |
= | - | 5 | × | 1 |
k | = | - | 5 |
( | ( | ( | ( | x | + | 2 | ) | ÷ | 3 | + | 4 | ) | ÷ | 5 | + | 6 | ) | ÷ | 7 | + | 8 | ) | ÷ | 9 | = | 1 |
方程左边 = | ( | ( | ( | x | + | 2 | ) | ÷ | 3 | + | 4 | ) | ÷ | 5 | + | 6 | ) | ÷ | 7 | × | 1 9 | + | 8 | × | 1 9 |
= | ( | ( | ( | x | + | 2 | ) | ÷ | 3 | + | 4 | ) | ÷ | 5 | + | 6 | ) | × | 1 63 | + | 8 9 |
= | ( | ( | x | + | 2 | ) | ÷ | 3 | + | 4 | ) | ÷ | 5 | × | 1 63 | + | 6 | × | 1 63 | + | 8 9 |
= | ( | ( | x | + | 2 | ) | ÷ | 3 | + | 4 | ) | × | 1 315 | + | 2 21 | + | 8 9 |
= | ( | ( | x | + | 2 | ) | ÷ | 3 | + | 4 | ) | × | 1 315 | + | 62 63 |
= | ( | x | + | 2 | ) | ÷ | 3 | × | 1 315 | + | 4 | × | 1 315 | + | 62 63 |
= | ( | x | + | 2 | ) | × | 1 945 | + | 4 315 | + | 62 63 |
= | ( | x | + | 2 | ) | × | 1 945 | + | 314 315 |
= | x | × | 1 945 | + | 2 | × | 1 945 | + | 314 315 |
= | x | × | 1 945 | + | 2 945 | + | 314 315 |
= | 1 945 | x | + | 944 945 |
1 945 | x | + | 944 945 | = | 1 |
1 945 | x | = | 1 | − | 944 945 |
1 945 | x | = | 1 945 |
x | = | 1 945 | ÷ | 1 945 |
= | 1 945 | × | 945 |
= | 1 | × | 1 |
x | = | 1 |