Lesson: Argand Diagram Mathematics • Third Year of Secondary School

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In this lesson, we will learn how to identify complex numbers plotted on an Argand diagram and discover their geometric properties.

Students will be able to

identify complex numbers plotted on an Argand diagram,
represent complex numbers on an Argand diagram,
find the midpoint of two complex numbers on an Argand diagram,
interpret addition, multiplication by a real number and by , and conjugation of complex numbers geometrically.