STD10 Study NotesQuadratic Equations admin3 years ago2 years ago01 mins Quadratic equation formulae by Mohammed ThoufeekAudio Speed problem in quadratic equation Speed of a train by quadratic equation Quadratic Equations Unit test Post navigation Previous: Terrace RenovationNext: Practical Problems of Conducting Practical Classes Online after Covid-19 Leave a Reply Cancel replyYou must be logged in to post a comment.