Term 1 · Unit 1
Complex numbers
Extend the number system and interpret arithmetic geometrically.
- The imaginary unitUse i²=−1 to simplify powers and solve equations.
- Cartesian formAdd, multiply and divide complex numbers.
- Argand diagramsRepresent modulus, argument and loci geometrically.
- Modulus and argumentConvert between Cartesian and polar information.
- Complex lociInterpret distance and angle constraints in the Argand plane.