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FSc Math Book2, Ex 7.4, LEC 17: Q 2-3

http://www.dailymotion.com/video/x14r9pu_fsc-math-book2-ex-7-4-lec-17-q-2-3_tv

This video lecture from Vectors (F.Sc.second year Mathematics) covers: Question 2-3 of exercise 7.4. In these questions we find a unit vector perpendicular to the plane containing vector “a” and vector “b”, and also find the sine of angle between them. In question 3 we find the area of triangle determined by three given points. 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.

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