In this video we have discussed exercise 20.5 Question 2 complete, and the basic introduction of theory of quadratic equations and also discussed the introduction of symmetric functions of alpha and beta of chapter 20 class 10 sindh board . S.M COLLEGIATE | s.mcollegiate | Sir Muneeb. #exercise20 #ex20.5 #exercise20.5 Exercise 20.5 Complete class 10 Sindh Board. #chapter20 #symmetricfunction #quadraticequation #quadraticformula #quadraticequations #sindheducation #class_x #karachi_board #mathematics#maths #alpha #sumofroots #beta #productofroots. other important playlists