Can anyone remember the proofs of these Identities?
Sin(a+b) = Cos(a)Sin(b) + Sin(a)Cos(b)
Cos(a+b) = Cos(a)Cos(b) - Sin(a)Sin(b)
|
Results 1 to 3 of 3
Thread: This is Pissing me off
Threaded View
|
Click Here to Expand Forum to Full Width |
Reply With Quote