Verify the following identity:
2sin^2x +cos2x
_______________. =cosx
secx
or
2 sine squared x plus cosine 2 x divided by secant x
Can anyone do this problem for me and go over the steps...I've been going at it for a while and can't solve this ish.......I've used so many reciprocal identities and pythagreon identites and I still can't figure it out.
Thanks!