Not too easy. Not too difficult.
As long as you study, by yourself or with a group, i would recommend with a group though, you should be fine. Professor Kirby is a great teacher if you're good at math but if you aren't she can work as long as you do extra studying after class.
I learnt a lot about functions from this course.
Hours per week:
Advice for students:
Study a lot, do the homework as practice and try talking to people to create a study group