Daniel Nowak

1. Cộng đồng
2. General Khan Academy Questions
3. How feasible is it to refresh my math from algebra and then to learn calculus in one year after not touching math since high school?

Michael CesaroThat's good advice about refreshing by doing the master problems to keep you on your toes. I've also found this website called Prepform that provides good practice problems from Algeb...