3. Solve: x2y" + xy' + 4y = x3
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Step 1
First, we need to find the homogeneous solution by solving the characteristic equation: r^2 + r + 4 = 0 Using the quadratic formula, we get: r = (-1 ± sqrt(1 - 4*4))/2 = (-1 ± sqrt(-15))/2 Since the discriminant is negative, we have complex roots: r1 = -1/2 + Show more…
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