brolin
Aug 28, 2007, 05:58 AM
sin 2x + cos 2x = (sin x)(csc x)
Curlyben
Aug 28, 2007, 06:00 AM
Yep and ?
https://www.askmehelpdesk.com/math-sciences/announcement-u-b-read-first-expectations-homework-help-board-b-u.html
s_cianci
Sep 3, 2007, 09:16 AM
What exactly is the question here? Is it an equation to solve? Is it an identity to prove? More info. please.
galactus
Sep 3, 2007, 09:40 AM
It's probably an equation to solve because \frac{sin(x)}{csc(x)}=1
sin(2x)+cos(2x)=1