Your first source for help with course work is the instructor of the course. For Introductory courses, including Math 105, 115, and 116, the Math Learning Center (B860 East Hall), (734) 936-0160, offers drop-in help during the day and many evening and weekend hours during the fall and winter terms.
The department has a private tutor list of U-M affiliated students and faculty willing (for pay) to assist with many undergraduate courses.
The national engineering honor society Tau Beta Pi (1228 EECS), (734) 615-4187 also offers tutoring in a range of science, engineering, and mathematics courses.
The Sweetland Center for Writing (1310 North Quad), (734) 764-0429 offers free individual assistance on a specific writing project or with general writing skills.
Finally, the LSA Newnan Academic Advising Center offers general academic support services including developing study strategies that are adapted to the rigors of college-level work.