| 9 | √3 | |||
a = − | = − | |||
| 9√3 | 3 |
A jak obliczyć równanie:
3x − √3x = √3 + 3
dzielone przez 3−√3x
| √3 + 3 | √3−3 | |||
x= | * | |||
| −√3+3 | √3−3 |
| 3−3√3+3√3−9 | ||
= | ||
| −3+3{3}+3{3}−9 |
| −6 | ||
= | ||
| −12+6√3 |
| √3+3 | 3+√3 | (3+√3)2 | ||||
x = | * | = | = | |||
| 3−√3 | 3+√3 | 9−3 |
| 9+6√3 +3 | 12+6√3 | 6(2+√3) | ||||
= | = | = | = 2 + √3 | |||
| 6 | 6 | 6 |