Mathematics - Lecture 28 "Polar form of complex numbers", the main contents of this chapter include all of the following: Polar form of complex numbers, multiplication and division in polar form, roots of complex numbers. | Polar Form of Complex Numbers Institute of Mathematics, University of the Philippines Diliman Lecture 28 (IMath, UPD) Polar Form Lecture 28 1 / 24 Outline 1 Polar Form of Complex Numbers 2 Multiplication and Division in Polar Form 3 Roots of Complex Numbers (IMath, UPD) Polar Form Lecture 28 2 / 24 The Argand Plane Recall: complex number: a + bi, where a, b ∈ C: set of complex numbers (IMath, UPD) R and i = √−1 (rectangular form) Polar Form Lecture 28 3 / 24 The Argand Plane Recall: complex number: a + bi, where a, b ∈ C: set of complex numbers R and i = √−1 (rectangular form) z = a + bi ⇔ (IMath, UPD) Polar Form Lecture 28 3 / 24 The Argand Plane Recall: complex number: a + bi, where a, b ∈ C: set of complex numbers R and i = √−1 (rectangular form) z = a + bi ⇔ (a, b) ∈ (IMath, UPD) Polar Form R2 Lecture 28 3 / .
