Q. 255.0( 8 Votes )

If <span lang="EN

Answer :

squaring both sides we get,

We know that, tan2A = Sec2A – 1

Now taking L.H.S we get,


sec A + tan A = 2x

And when

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
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses