unsys mathematics has gone through many stages of improvements since it's first Publication with each revised edition the popularity of the book has increased to make it the most sought after book in mathematics for ICSE students. the author and publishers are extremely happy to present The Throne corrected and revised addition of part 1 of concise mathematics for class 9th contents of this book strictly confirm to the new syllabus prescribed by the Council for ICSE examination New Delhi the subject matter of this book has been designed keeping in mind the new trend of question papers topics in the book have been explained with the number of solved examples and wherever necessary these have been supplemented with clearself explanationary diagrams to give the students appear understanding of every topic in Chapter has been provided with sufficient exercises at the end with an aim to give the students a thorough revision of each chapter . we are inducted to teachers and peoples for sending us their valuable suggestions and further suggestions for improvement of this book will be gratefully acknowledged.


_R.K. Bansal