Question

What does versin function mean .. ?

The question is prove that......
2 versin A + \(cos^2 A\) = 1 + \(versin^2 A\)

Answer 1

@Ishaan94
@mukushla
@annas

Answer 2

I just want to know the meaning........

Then I would try the proof myself

Answer 3

its 1 − cos(θ)

Answer 4

yeah \(\text{versin} \ \theta=1-\cos \theta\)

Answer 5

Thanks a lot .......... everyone...........

Answer 6

yw :)