Answer :
formula: - (i) sin2x + cos2x = 1
given: - (i) 
(ii) 
Squaring and adding (i) and (ii)
using formula (i)
Hence, Proved.
Rate this question :
How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
view all courses
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
