Khan Academy for math learning for basic level

[dbalabka]

I would suggest you put the Khan Academy for math learning on the list. It gives the possibility to study the basics of calculus, statistics/probability, and linear algebra very conveniently, which is a good start before the more complicated sources.

1. https://www.khanacademy.org/math/ap-calculus-bc
2. https://www.khanacademy.org/math/ap-statistics
3. https://www.khanacademy.org/math/multivariable-calculus
4. https://www.khanacademy.org/math/differential-equations
5. https://www.khanacademy.org/math/linear-algebra