FSc Math Book2, Ex 7.3, LEC 15: Q 12
This video lecture from Vectors (F.Sc. second year Mathematics) covers: Question 12 of exercise 7.3. In this question we prove that in any triangle b = cosA + a.cosC. 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.