vertex and axis of symmetry of parabola

8:39

20:29

20:29

21:13

19:54

2:33

1:42

2:38

4:25

3:59

46:43

23:24

1:02:14

6:39

1:05:49

23:18

3:03

8:25

10:50

14:01

1:57

3:03

41:45

19:54

1:41:36

1:49

1:13

1:10

4:07

2:03

6:54

5:19

6:01

2:21

کوتاه

1:55

22:18

19:04

46:25

4:14