In this video we have discussed exercise 20.4 Question 3 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 #ex20.4 #exercise20.4 Exercise 20.4 Complete class 10 Sindh Board. #chapter20 #symmetricfunction #quadraticequation #quadraticformula #quadraticequations #sindheducation #class_x #karachi_board #mathematics#maths #alpha #sumofroots #beta #productofroots How to find symmetric functions of quadratic equations? symmetric functions. other important playlists