313 1000 | ( | f | + | f | − | 9 50 | ) | + | 1341 1000 | ( | f | − | 9 50 | + | f | − | 282 25 | ) | + | 164 25 | ( | f | − | 282 25 | + | f | − | 15 | ) | = | 6 | × | 140 | × | 195 | × | 2 | ÷ | 1000 |
方程左边 = | 313 1000 | f | + | 313 1000 | f | − | 313 1000 | × | 9 50 | + | 1341 1000 | ( | f | − | 9 50 | + | f | − | 282 25 | ) | + | 164 25 | ( | f | − | 282 25 | + | f | − | 15 | ) |
= | 313 1000 | f | + | 313 1000 | f | − | 2817 50000 | + | 1341 1000 | ( | f | − | 9 50 | + | f | − | 282 25 | ) | + | 164 25 | ( | f | − | 282 25 | + | f | − | 15 | ) |
= | 313 500 | f | − | 2817 50000 | + | 1341 1000 | ( | f | − | 9 50 | + | f | − | 282 25 | ) | + | 164 25 | ( | f | − | 282 25 | + | f | − | 15 | ) |
= | 313 500 | f | − | 2817 50000 | + | 1341 1000 | f | − | 1341 1000 | × | 9 50 | + | 1341 1000 | f | − | 1341 1000 | × | 282 25 | + | 164 25 |
= | 313 500 | f | − | 2817 50000 | + | 1341 1000 | f | − | 12069 50000 | + | 1341 1000 | f | − | 189081 12500 | + | 164 25 | ( | f | − | 282 25 | + | f | − | 15 | ) |
= | 827 250 | f | − | 77121 5000 | + | 164 25 | ( | f | − | 282 25 | + | f | − | 15 | ) |
= | 827 250 | f | − | 77121 5000 | + | 164 25 | f | − | 164 25 | × | 282 25 | + | 164 25 | f | − | 164 25 | × | 15 |
= | 827 250 | f | − | 77121 5000 | + | 164 25 | f | − | 46248 625 | + | 164 25 | f | − | 492 5 |
= | 4107 250 | f | − | 187821 1000 |
4107 250 | f | − | 187821 1000 | = | 6 | × | 140 | × | 195 | × | 2 | ÷ | 1000 |
方程右边 = | 1638 5 |
4107 250 | f | − | 187821 1000 | = | 1638 5 |
4107 250 | f | = | 1638 5 | + | 187821 1000 |
4107 250 | f | = | 515421 1000 |
f | = | 515421 1000 | ÷ | 4107 250 |
= | 515421 1000 | × | 250 4107 |
= | 171807 4 | × | 1 1369 |
f | = | 171807 5476 |
f | = | 31.374543 |