Last Activity: 7 Years ago
DIVIDE THROUGHOUT BY COS2Y AND THEN PUT TANY=T,and differentiate w.r.t xTHEN YOU WILL GET SEC2Ydy/dx=dt/dx and then proceed as usual
Prepraring for the competition made easy just by live online class.
Full Live Access
Study Material
Live Doubts Solving
Daily Class Assignments
Get your questions answered by the expert for free
Last Activity: 2 Years ago