- #1

Yr11Kid

- 8

- 0

Ok still a bit new with all these symbols and stuff but that is the basic jist of it.

y(t) = yh(t) + yp(t) it what i thought about using to start off with, yh(t) = Acos2t + Bsin2t.

Then subbing yp(t) into the differential equation. Not really sure about how to do this, help much appreciated :)