This video lecture from Quadratic Equations (F.Sc. first year Mathematics) covers: The solution of exercise no 4.6. It answers how we can find other root if one of the roots is given. It involves the use of the coefficients of a standard quadratic equation to obtain the roots directly. 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.