To learn more about complex numbers, which is part of mathematics.
Includes
1. Virtual unit
2. Complex numbers in arithmetic form
3. Operation on complex numbers
4. Apply complex numbers in the second degree equation solution
5. Complex number in complex layout
6. Trigonometric form of complex numbers
7. Multiplication of numbers in trigonometric form of complex numbers
8. Divide by Complex Numbers
9. Power n of complex numbers
10. N root of a complex number
11. How to calculate the root of a complex number x + yi
12. Apply complex numbers in geometry
13. Trigonometric circles
14. More selection exercises including answers

Thank you!