Slide 17 for Class XI Permutation and Combination (5-6 marks)
 
   Slide 17                 Slide 15 for Class XI Trigonometry (2-4 marks)     Slide 16 for Class XI Trigonometry (3-4 marks)    
A blog about maths questions and their solutions, maths tricks, techniques and concepts.Blog includes important questions, theorems and derivations.
