Complex numbers
Use polar form to interpret multiplication, powers and roots as changes of scale and angle.
Domain
Number and algebra
Sequences, proof, complex numbers and algebraic structure for Mathematics: Analysis and Approaches HL.
3 concepts
Concepts
Sequences and series
Recognize arithmetic and geometric structure, then choose a valid formula for a term or sum.
Mathematical induction
Construct and evaluate proofs by mathematical induction, including a valid base case and inductive step.