- #1
knockout_artist
- 70
- 2
Homework Statement
x2 d2y/dx2 + 3x dy/dx + 5y = g(x)
Homework Equations
How do we find Characteristic equation for it.
The Attempt at a Solution
x2λ2 + 3xλ + 5 = 0
λ1 = 1/2 [-x2 + √ (x4 + 20 ) ]
λ2 = 1/2[ -x2 - √(x4 + 20) ]
I used 1/3 -/+ a √(a2 + 4b)
where
a = x2
b = 5