Determine a lower bound for the radius of convergence of series solutions for the differential equation, (x2 – 3x – 54)y"+ xy + 4y = 0, %3D about the points xo = 4, x = -4, and xo = 0. NOTE: Enter o if the series solutions converge everywhere. For co 4, Pmin %3D For xo = -4, Pmin For xo = 0, Pmin

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