| ( | 979 200 | x | − | 6289323 1000 | ) | ( | 979 200 | x | − | 6289323 1000 | ) | + | ( | x | − | 256971 200 | ) | ( | x | − | 256971 200 | ) | − | 3025 | = | 0 |
| Left side of the equation = | 979 200 | x | ( | 979 200 | x | − | 6289323 1000 | ) | − | 6289323 1000 | ( | 979 200 | x | − | 6289323 1000 | ) | + | ( | x | − | 256971 200 | ) | ( | x | − | 256971 200 | ) | − | 3025 |
| = | 979 200 | x | × | 979 200 | x | − | 979 200 | x | × | 6289323 1000 | − | 6289323 1000 | ( | 979 200 | x | − | 6289323 1000 | ) | + | ( | x | − | 256971 200 | ) | ( | x | − | 256971 200 | ) | − | 3025 |
| = | 958441 40000 | x | x | − | 6157247217 200000 | x | − | 6289323 1000 | ( | 979 200 | x | − | 6289323 1000 | ) | + | ( | x | − | 256971 200 | ) | ( | x | − | 256971 200 | ) | − | 3025 |
| = | 958441 40000 | x | x | − | 6157247217 200000 | x | − | 6289323 1000 | × | 979 200 | x | + | 6289323 1000 | × | 6289323 1000 | + | ( | x | − | 256971 200 | ) | ( | x | − | 256971 200 | ) |