Given the differential equation 3y" - y' = 2x, the complementary solution is A. y = C₁ + C₂ex B. y = C₁ + C2e-x C. y = C₁ex + C₂ex D. y = C₁ex + C₂ex The assumed particular solution, yp of the previous problem is A. Ax + B B. Ax² + Bx C. Ax² + Bx + C D. Ax² Find the assumed particular solution of the differential equation y” + y' – 2y = 2x - 40 cos 2x A. Aex + Be-2x B. AxB cos 2x C. Ax+B+C cos 2x + D sin 2x D. Aex + Be-2x + Cx + D + E cos 2x

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