Specialist Mathematics · Unit 2 · Complex numbers · Introduction to complex numbers

Perform complex-number arithmetic: addition, subtraction, multiplication and division, with and without technology.

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Determine and use complex conjugates.

Use complex numbers in the form 𝑎 + 𝑏𝑖 where 𝑎 and 𝑏 are the real and imaginary parts (components) Re(𝑧) and Im(𝑧) of a complex number 𝑧.

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