Complex numbers
- Created by: IzzyClennell
- Created on: 11-12-18 14:30
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- Imaginary numbers
- i=sqrt(-1) i^2=-1 i^3=-I i^4=1
- Complex number= real number+ imaginary number z=a+bi
- x=a and y=b
- z* is z reflected in the real axis
- Complex conjugate z*=a-bi
- z+z*=2a z-z*=2bi zxz*=a^2+b^2
- 0=x^2-(2a)x+(a^2+b^2)
- Complex conjugate z*=a-bi
- z* is z reflected in the real axis
- x=a and y=b
- Complex conjugate z*=a-bi
- z+z*=2a z-z*=2bi zxz*=a^2+b^2
- 0=x^2-(2a)x+(a^2+b^2)
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