You should want to take this course with a good foundation to pass it the FIRST time with a good grade. You should not be planning to take a hard course like this with a plan to repeat it.
Get yourself a good math foundation…
Please talk to your school counselor about the requirements to gain admission to University of Wisconsin. Since you are instate, that person should have some familiarity with what it takes.
I guess I’m not sure what your rush is on the math.