Solve: d²y/dx² +6 dy/dx +13y=0; y(0)=3, y'(0)=7 Write the letter corresponding to your answer. The general solution a. y = e2x (Acos x + Bsin x) b. y = e-2x(Acos x + Bsin x) c. y = e-3x (Acos 2x + Bsin 2x) d. y = e³x (Acos 2x + Bsin 2x) Answers for A and B a. 3,8 b. 5, 8 c. -3,5 d. -5, -8

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