- #1
darryw
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Homework Statement
"find the general solution of the equation: y'' + 3y' + 2y = 0
characteristic is:
r^2 + 3r + 2 = 0
solve quadratic:
(r+2)(r+1)
r = -2
r= -1
therefore GS of equation is: y = c_1e^-2x + c_2e^-x
thanks for any help