Find the general solution of the equation:
𝑥^2𝑦" − 9𝑥𝑦′ + 25𝑦 = 0
x=eux=e^ux=eu
a0λ(λ−1)(λ−2)...(λ−n+2)...+an−2λ(λ−1)+an−1λ+an=0a_0\lambda(\lambda-1)(\lambda-2)...(\lambda-n+2)...+a_{n-2}\lambda(\lambda-1)+a_{n-1}\lambda+a_n=0a0λ(λ−1)(λ−2)...(λ−n+2)...+an−2λ(λ−1)+an−1λ+an=0
(λ−1)λ−9λ+25=0(\lambda-1)\lambda-9\lambda+25=0(λ−1)λ−9λ+25=0
λ2−10λ+25=0\lambda^2-10\lambda+25=0λ2−10λ+25=0
λ1,2=5\lambda_{1,2}=5λ1,2=5
k=2
y=(C1u+C)e5uy=(C_1u+C)e^{5u}y=(C1u+C)e5u
y=C1x5ln(x)+Cx5y=C_1x^5ln(x)+Cx^5y=C1x5ln(x)+Cx5
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