Karmanyaah Malhotra

I am also learning precalculus here though I don't know if it is complete now since this thread is 2 years old.

1. Comunidad
2. Content Requests and Feedback
3. Missing Precalculus Videos

One good thing about the older mastery system was that after practicing the earlier skills from a course, it took a some time to complete the course; then if it was mastered we know that we have re...

1. Comunidad
2. News and Updates from Khan Academy
3. Update (May 2018): New Unit Mastery [beta testing]