Since the solution to 11 from 4.1 chapter was answered, more than 207 students have viewed the full step-by-step answer. The full step-by-step solution to problem: 11 from chapter: 4.1 was answered by , our top Math solution expert on 03/13/18, 08:19PM. This textbook survival guide was created for the textbook: Elementary Differential Equations, edition: 10. Elementary Differential Equations was written by and is associated to the ISBN: 9780470458327. This full solution covers the following key subjects: . This expansive textbook survival guide covers 61 chapters, and 1655 solutions. The answer to “In each of 11 through 16, verify that the given functions are solutions of thedifferential equation, and determine their Wronskian.y + y = 0; 1, cost, sin t” is broken down into a number of easy to follow steps, and 28 words.