"How can I improve my grade?"

First: there is NO such thing as extra credit in my class!  So your focus should be on improving your test score.  To do so, ask yourself the following questions:

Remember the following helpful resources:  1) My office hours, 2) Help Sessions, 3) Week in Review (live and online versions), 4) personal tutoring (only AFTER you have tried all the other FREE help listed here!  The math office in Blocker 601 publishes a list of private tutors, but they do not work for the department; arrangements must be made with the individuals).