Obtain the general solution and the particular solution (if applicable) of the following nonhomogeneous linear differential equations using any method discussed in this unit unless otherwise...

Extracted text: Obtain the general solution and the particular solution (if applicable) of the following nonhomogeneous linear differential equations using any method discussed in this unit unless otherwise specified. 11. D +4]y= sin x, using reduction of order and letting y, = vcos2x. (Note: This is the same problem given in item 3 of Learning Activity 2. You can check your answer if you obtain the same result.)