Toronto Math Forum
MAT244--2019F => MAT244--Test & Quizzes => Quiz-4 => Topic started by: shizhiwei on October 18, 2019, 02:11:17 PM
-
find the general solution of the given diffrentiation equation
y''-6y'+9y=0
r^2-6r+9=0
(r-3)^2=0
r=3
the general solution is y=(C1)e^3t+(C2)e^3t