I had taken Calculus 1 and 2 back in the 1980’s. I am returning to school to earn a math degree for teaching but the state requires Calculus 3. Any suggestions in how to get through it without taking all the other calculus courses again? Do any of the tutoring centers help?
Edx has archived calculus classes online for free.
Try the old final exams for your college’s calculus 1 and 2 courses to check which topics you need to review. If you cannot find them, here are some:
https://ocw.mit.edu/courses/mathematics/18-01sc-single-variable-calculus-fall-2010/final-exam/
https://tbp.berkeley.edu/courses/ (Math 1A and 1B)
https://math.berkeley.edu/courses/archives/exams (Math 1A and 1B)
Here are some single variable calculus course materials you can use to help review:
https://ocw.mit.edu/courses/mathematics/18-01sc-single-variable-calculus-fall-2010/
Here is a calculus textbook:
https://ocw.mit.edu/resources/res-18-001-calculus-online-textbook-spring-2005/textbook/