• Support PF! Buy your school textbooks, materials and every day products Here!

Inhomogeneous equations: Variation of Parameters

  • Thread starter peace-Econ
  • Start date
  • #1
34
0

Homework Statement



Find a particular solution for these second order differential equations.

Homework Equations



1) y''+9y=tan3t

2) y''+y=tan^2t

The Attempt at a Solution



I want to find a fundamental solutions y1 and y2 cuz I want to find a particular solution like this y=v1*y1+v2*y2, but i don't know how to get them.
 

Answers and Replies

Related Threads on Inhomogeneous equations: Variation of Parameters

Replies
3
Views
2K
Replies
1
Views
2K
Replies
1
Views
3K
Replies
2
Views
2K
Replies
1
Views
1K
Replies
2
Views
3K
Replies
2
Views
3K
Replies
1
Views
1K
Replies
1
Views
2K
Replies
1
Views
1K
Top