Assume that b in equation (18) can be pure imaginary, that is, b i, 0, i 2 1. Use this
Chapter 6, Problem 22(choose chapter or problem)
Assume that b in equation (18) can be pure imaginary, that is, b i, 0, i 2 1. Use this assumption to express the general solution of the given differential equation in terms the modified Bessel functions In and Kn. (a) y x2y 0 (b) xy y 7x3y 0 In
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