The order of the differential equation
2
2
2
2
3
0
d y
dy
x
y
dx
dx
−
+
=
 is
(A) 2
(B) 1
(C) 0
(D) not defined
9 3 General and Particular Solutions of a Differential Equation
In earlier Classes, we have solved the equations of the type:
x2 + 1 = 0 (1)
sin2 x – cos x = 0