| −x2 | ||
| √1−x2 |
| −x | ||
v'= | ||
| √1−x2 |
| x2 | x | |||
J=∫ | dx=∫x* | dx= | ||
| √1−x2 | √1−x2 |
| x | ||
x=u dv= | dx | |
| √1−x2 |
| x | ||
dx=du v=∫ | dx=−√1−x2 (przez podstawienie 1−x2=t) | |
| √1−x2 |
| 1−x2 | 1 | x2 | ||||
J1=∫√1−x2dx=∫ | dx=∫ | dx−∫ | dx= | |||
| √1−x2 | √1−x2 | √1−x2 |
| 1 | 1 | |||
∫√1−x2= | arcsinx+ | x√1−x2 | ||
| 2 | 2 |
| 1 | 1 | |||
J=−x√1−x2+∫√1−x2dx=−x√1−x2+ | arcsinx+ | x√1−x2=.. | ||
| 2 | 2 |