- #1
soonsoon88
- 54
- 0
Homework Statement
By using the method of undetermined coefficients,find the particular solution of
y''+y'+y=(sin x)^2
Homework Equations
i know how to determine the particular solution IF it is sin x.
Ex: sin x ====> Asin x + B cos x (particular)
but i wonder how to determine the (sin x)^2