If (a2-b2) sinq-2abCosq=a2+b2, then prove tanq=a2-b2/2ab Share with your friends Share 2 Abhishek Kr. Jha answered this Please follow the given link : https://www.meritnation.com/ask-answer/question/if-a2-b2-sina-2-ab-cosa-a2-b2-then-prove-that/introduction-to-trigonometry/1149243 1 View Full Answer