- #1
iamthegelo
- 53
- 0
Homework Statement
By using trig formulas show that,
sin(2x + pi/3) = sin(2x) + sin(2(x+pi/3))
Homework Equations
Trig Identities
The Attempt at a Solution
I've used double angle formulas, sin(a+b) formulas, I just can't seem to get it.