STD10 MATHS Study NotesQuadratic Equations admin3 years ago2 weeks ago01 mins Quadratic equation formulae by Mohammed Thoufeek Audio 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 Click here to cancel reply.You must be logged in to post a comment.