(1) Find the general solution of given equation 4" + 24' + by= 0 ( 2) Unique solution of the second order initial 4" - 12y' + 36y = 0, y (0) = - 3, y' (0)--22 (3) The function up is a particular solution to specified honhomogeneous equation . Find unique solution satisfying equation y" - zy' . ty= 4 ex, yp = zx2 ex, y (0)= 3, y'(0)=-5 ( 4 ) you- sy = sinx solve by the method of undetermined coefficients. ( s ) y"+4y= 5 sin(4x)