Write the product as a sum or difference of trigonometric functions.
A.) cos9x-cos13x
B.) cos 13X+cos9x
C.) 1/2(cos 13x +cos 9x)
D.) sin 13x + sin9X
~Thanks from Ro
+ Reply to Thread
Results 1 to 1 of 1
-
12-03-2012, 07:10 AM #1
Senior Member
Status- Offline
Join Date- May 2009
Posts- 245
Downloads- 0
Uploads- 0
Pre-Cal problem: 2sin 2x sin 11x?
ReplyThread Information
Users Browsing this Thread
There are currently 1 users browsing this thread. (0 members and 1 guests)
Bookmarks