This video lecture from Inverse Trigonometric Functions (F.Sc. first year Mathematics) covers: detailed discussion on the concepts of inverse trigonometric functions and we draw the graph of inverse cotangent, inverse secant, inverse cosecant functions and we find their domains and ranges.Find more e-learning material and educational video lectures in Urdu at maktab.pk. These videos are free to use for promotional and commercial purpose by keeping the credits to Maktab.