Consider the differential equations f(d)y = exp[ax] where f(a)= 0 and f(d)= 0 is the corresponding auxiliary equations then (a) a particular integral may or

Consider the differential equations F(D)y = Exp[ax] where f(a)= 0 and f(D)= 0 is the Corresponding auxiliary equations then (a) a particular integral may or may not be obtained( b) no particular integral can be obtained c) a particular integral can always be obtained (d) none of these