Possibly https://www.edx.org/course/precalculus https://www.edx.org/course/precalculus - it's supposed to be "credit-eligible". You would probably need to chec

Possibly https://www.edx.org/course/precalculus https://www.edx.org/course/precalculus - it's supposed to be "credit-eligible". You would probably need to check to make sure it counts.