Universitetet i Oslo / ?konomisk institutt / NCF ECON3120/4120 ? Mathematics 2, fall term 07: Problems for seminar 8, Nov. 5 1 MA I: 13.4.2(b). (EMEA: 13.5.2(b).) 2 Exam problem 57. 3 Exam problem 80. 4 Exam problem 41. 5 Exam problem 141. 6 Exam problem 105.