On : here ae is m 8m +160 m 4, 4 hence, general solution is y (c, + c,x) et* (iii) if a t iß be roots of f(m)= 0, then cf is given by y ex (c, cos bx + c, sin b

on : Here AE is m 8m +160 m 4, 4 Hence, General solution is y (C, + C,x) et* (iii) If a t iß be roots of f(m)= 0, then CF is given by y ex (C, cos Bx + C, sin Bx) d'y Example Solve dx 8y 0 Solution : Here, AE is m3-8 = 0 m 2, -1 t y3i Hence, General solution is