Which of the following equations would NOt have a particular solution of the form %, = P(e)e", where P(e) is a fourth degree polynomial? a. y - 8y + 10y = 221-1'6" b. y - 8y + 12y = 38* + 27* c. y - 12y + 36y = 28 - 46% d. 5 + 4y - 60y = 12168 + 22666