- #1
_Andreas
- 144
- 1
My teacher told me that
C sin(k x) + D cos(k x) = F sin(k x+gamma)
if neither C nor D is 0 (gamma is a phase angle). How do you derive the expression on the right of the equal sign from that on the left?
C sin(k x) + D cos(k x) = F sin(k x+gamma)
if neither C nor D is 0 (gamma is a phase angle). How do you derive the expression on the right of the equal sign from that on the left?
Last edited: