EXPLAIN ROTATION THEOREM

Dear tandrila

click the link for detail answer

http://www.askiitians.com/iit-jee-algebra/complex-numbers/rotation.aspx

Please feel free to post as many doubts on our discussion forum as you can.
 If you find any question Difficult to understand - post it here and we will get you the

answer and detailed solution very quickly.
 We are all IITians and here to help you in your IIT JEE  & AIEEE preparation.

 All the best.
 
Regards,
Askiitians Experts
Badiuddin