- #1
annoymage
- 362
- 0
Homework Statement
(1-xcotx)y''-xy'+y=0
y1(x)=x is a solution
find the second solution, y2(x), y1 and y2 are linear independent
Homework Equations
N/A
The Attempt at a Solution
i only know how to find it by auxiliary equation by substitute y=erx
and also i can't use substitution y=xr
how to do this?
Last edited: