181.309a

(4:36)

181.308a

(3:44)

181.407a

(7:32)

181.305a

(3:40)

181.401a

(2:43)

181.402a

(7:45)

181.306a

(4:33)

Linear Approximations and Differentials

(13:31)

3.9: Differentials

(1:17:54)

3.9 Differentials

(1:4:1econd)