8.3 Polar Form of Complex Numbers; De Moivre’s Theorem
Ideas in this lesson
- Modulus and polar form of a complex number
- Multiplying and dividing in polar form
- De Moivre's Theorem (powers)
- nth roots of complex numbers
Modulus and polar form of a complex number · Worked example
|3 + 4i| = ?
Answer: 5
√25.