Not difficult. Math 2 is not as difficult as math, and it is not difficult to test 120. It is not difficult for Chang 'an University to score 2 120 in vehicle engineering mathematics. As long as you review well, learn the basic knowledge and key points of postgraduate entrance examination in the early stage, and focus on real questions and simulations in the later stage, you will certainly achieve ideal results. Chang 'an University is located in the ancient capital Xi, directly under the Ministry of Education of China. It is a "2 1 1 project" national key construction university jointly established by the Ministry of Education, the Ministry of Transport, the Ministry of Land and Resources, the Ministry of Housing and Urban-Rural Development and the Shaanxi Provincial People's Government, a national "985 Engineering Advantage Discipline Innovation Platform" and a national world-class discipline construction university.