Maths with Lemon

Complex Numbers

What you have to know :

You must be able to solve quadratic equations
(If not, check this lesson)
How to work with trigonometric properties
(If not, check this lesson)

Key Points

1. Watch the video:

2. Read this presentation
3. Watch this video about the recursive formula of arithmetic sequences.
4. Check these notes as a revision for arithmetic sequences

The complex plane

What you have to know :

You must know the vector properties
(If not, check this lesson)
How to use trigonometry
(If not, check this lesson)

Key Points

1. Watch the video:

2. Read this presentation
3. Watch this video about the recursive formula of arithmetic sequences.
4. Check these notes as a revision for arithmetic sequences

Euler's form / De Moivre Theorem

What you have to know :

How to manipulate exponential expressions
(If not, check this lesson)

Key Points

1. Watch the video:

2. Read this presentation

IB Past Paper Problems

Select a topic and unit, then click the button below to get a new problem.

Choose a Topic: Choose a Unit:

Press the button to start!