CBSE Class 12-science Answered

For the preperation of IIT JEE you can refer to IIT - M L Khanna, J N Sharma, R D sharma.

                                                                              - S L Loni for Geometry

                                                                             - Arihant Prakashan For Vector and 3d Geometry.

For Olympiads refer to:

• I M O Problem Collections
  1. S. L. Greitzer International Mathematical Olympiad 1959-1977, MAA.
  2. M. S. Klamkin International Mathematical Olympiad 1978-1985, MAA.
  3. C. R. Pranesachar, S. A. Shirali, B. J. Venkatachala, and C. S. Yogananda Mathematical Challenges from the Olympiads Interline publishing, Bangalore. (Contains problems and solutions of International Mathematical Olympiad from 1986-1994).
  4. MATH OLYMPIAD PROBLEMS edited by Richard Kalman