Question

2. Without actually solving the differential equation (cos x)y'' + y' + 8y = 0, find...

2. Without actually solving the differential equation (cos x)y'' + y' + 8y = 0, find the minimum radius of convergence of power series solutions about the ordinary point x = 0.

and then, Find the minimum radius of convergence of power series solutions about the ordinary point x = 1.

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