y'''' + 2y'' = y = sin(t)
how do i get the particular solution from this?
I got the homogenous equation:
(c1)cos(t) + (c2)sin(t) + (c3)tcos(t) + (c4)tsin(t)
although how do you perform a wronskian on this to get all of your differentiables?
im kinda lost.