59:27

LECTURE 5 STRAIGHT LINE

55:50

LECTURE 9 STRAIGHT LINE

59:35

LECTURE 4 DIFFERENTIAL EQUATIONS

1:01:32

LECTURE 10 STRAIGHT LINE

43:08

LECTURE 8 STRAIGHT LINE

51:56

LECTURE 3 DIFFERENTIAL EQUATIONS

48:55

LECTURE 7 STRAIGHT LINE

1:05:16

LECTURE 1 STRAIGHT LINE