. λ=0.α2=β2.(R2L)2=(1LC)2I=e−αt=e(−R2L)t
. λ=α2−β2>0.α2>β2.(R2L)2>(1LC)2I=A(eλt+e−λt)
. λ=α2−β2<0.α2<β2.(R2L)2(1LC)2I=A(ejλt+e−jλt)