3. Which of the following differential equations can be solved by utilizing the method of undetermined coefficients? I: -ty+3y = e II : y(w) - y = cost - sint e - cost III: 2y" +2y - 6y IV : y" + 3y –...

Please help with detail explanation

Extracted text: 3. Which of the following differential equations can be solved by utilizing the method of undetermined coefficients? I: -ty+3y = e II : y(w) - y = cost - sint e - cost III: 2y" +2y - 6y IV : y" + 3y – 2y = tant +t A) only II B) I and II C) I and II D) II and IV E)III and IV