You should know the following trigonometric identities.
Use these to derive the following important identities, which you should also know.
(a) (use C and
If anybody can finish these would be a tremendous help to me
took me over 30min just to write this in latex form... sigh...
i really hope someone will reply on how to do these with 1 or 2 as a example so i can do the rest
Thanks in advance