When you get stuck, take a short break and try again. If you stay stuck, get help from your professor or a classmate or a tutor in one of the learning labs. Persistence is the key to success. An emergency technique, if math is extremely difficult for you, is to begin by working unassigned problems for which you have the answers, to verify that you understand the procedure. A third type of study is the study group.
Groups can be either opportunities or dangers.
However, the opportunities are equally great. Students in effective groups combine their skills and knowledge as well as motivate each other to greater accomplishments. Set a specific time, place, and topic. A good place is the library. Expect everyone to have completed the initial study of the material and to bring questions to the group.