SRL Archive - Mathematics

Trig identities): help

2012-02-13 21:43:41

and I'm supposed to show how one side equals another I would love an explanation too thanks

2012-02-14 07:09:09

Add the two fractions up as you would algebraically, simplify and substitute in the trig identity:
http://i44.tinypic.com/ozq5f.jpg

2012-02-14 19:06:10

ohhh ty! got it