How to divide complex numbers… multiply by the conjugate
Math Shorts with Caveman Chang
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Simplifying Radical Expressions Adding, Subtracting, Multiplying, Dividing, & Rationalize
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15 The Principal Argument when Multiplying Complex Numbers
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19 Conjugates and Reciprocals of Complex Numbers
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17 Division of Complex Numbers in Polar Form
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18 Properties of the Reciprocal of a Complex Number
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09 Properties of the Modulus of a Complex Number
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14 Multiplication of Complex Numbers in Polar Form
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13 The Geometrical Effects of Multiplying by a Complex Number (scaling and rotation)
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12 The Principal Argument of a Complex Number
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21 De Moivre's Theorem Part 2 (proof for all Integers)
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16 Geometrical Effects of Dividing by a Complex Number
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20 De Moivre's Theorem Part 1 (Introduction & Visualisation)
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22 De Moivre's Theorem Part 3 (worked examples)
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11 The Polar Form of a Complex Number
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