Solve Differential Equation: y”+4y-5sin 3t – 5 cos 3tby Sky Solve Differential Equation: y”+4y-5sin 3t – 5 cos 3t Solve Differential Equation: y”+4y-5sin 3t – 5 cos 3t Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Name * Email * Website Comment * Save my name, email, and website in this browser for the next time I comment.