Learning paths
- Lessons
- 16
- Topics
- 15
Free, no account neededA tour of the whole course13 short steps.
Start lessonThe course, in test order
Core Pure: proof and complex numbers
9 lessons
- 2 lessonsFreeInduction for sums and divisibility
- Complex numbers and quadratic roots
- Conjugate pairs and polynomial roots
- The Argand diagram: modulus and argument
- Loci and regions in the Argand diagram
- De Moivre's theorem: identities and sums
- Exponential form and nth roots
- Roots of unity and their geometry
Core Pure: matrices
6 lessons
Core Pure: roots, series and expansions
1 lesson