mathstresser
Junior Member
- Joined
- Jan 28, 2006
- Messages
- 134
Find a solution to y''' -6y'' +12y' -8y=0
y(0)=-2
y'(0)=0
y''(0)=2
I have the characteristic solution of the first equation, and that is
\(\displaystyle \L\\ r^{3}-6r^{2}+12r-8=0\)
which can also be written as
\(\displaystyle \L\\ (r-2)^{3}\)
What else do I do?
y(0)=-2
y'(0)=0
y''(0)=2
I have the characteristic solution of the first equation, and that is
\(\displaystyle \L\\ r^{3}-6r^{2}+12r-8=0\)
which can also be written as
\(\displaystyle \L\\ (r-2)^{3}\)
What else do I do?