The indicated function y(x) is a solution of the given differential equation. Use reduction of order or formula (5) in Section 4.2, e-/P(x) dx Y₂ N Y₂ = y ₁ (x) 11 √² + ²(x) as instructed, to find a second solution y₂(x). y" + 2y + y = 0; y₁ = xe-x dx (5)

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