روش تغییر متغیر مثلثاتی

44:52

7:48

18:57

1:50:51

20:12

17:13

3:38

47:49

32:52

12:47

10:28

19:14

9:15

13:33

45:06

5:01

14:42

9:21

3:57

2:26

16:22

4:40

31:27

16:57

4:48

1:04:25

9:04

10:23

10:51

8:58

18:34

2:40

18:48

2:23

19:54

3:04

9:30

12:20

38:02

7:07