2 12 y" + 3ty' - 15y = 8 e6 (1) Find the characteristic equation, (2) Solve the characteristic equation, and (3) Write the general solution of the characteristic equation. A yc = C, 12.5 = C,125 BYc = C, 18 + C,t-4.031 © c = C, + c,1-1.5 D 'c = C,13 + C,1-3.5 E y, = Yc = C, 12.089 + C,1-3.589 F) Yc = C,1.76 + C,1-4.26

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