Paper 1 · Complex Numbers
⏱ Tested in 5 exam questions since 2015
Lesson 3 of 17
Complex Numbers 3 – Division and Conjugates
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- Write down the conjugate z̄ of a complex number by flipping the imaginary sign
- Show that z·z̄ always produces the real number a² + b²
- Divide complex numbers by multiplying above and below by the denominator's conjugate
- Express the result of a division in the form a + bi
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