Imaginary and complex numbers | Precalculus | Khan Academy (English)

   Saturday, July 03, 2021   

Starting a new Lecture Notes Series on Imaginary and complex numbers | Precalculus | Khan Academy

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Imaginary and complex numbers | Precalculus | Khan Academy
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Lecture Description of this above Topic:

Lecture 1: Subtracting complex numbers

Lecture 2: Adding complex numbers and Argand Diagrams

Lecture 3: Rectangular to polar form of complex number

Lecture 4: Factoring sum of squares

Lecture 5: Complex conjugates

Lecture 6: Example factoring sum of squares

Lecture 7: Complex determinant example

Lecture 8: Midpoint and distance on complex plane

Lecture 9: IIT JEE complex numbers (part 3)

Lecture 10: Basic complex analysis

Lecture 11: Exponential form to find complex roots

Lecture 12: Calculating i raised to arbitrary exponents

Lecture 13: Introduction to complex numbers

Lecture 14: Complex number polar form intuition exercise

Lecture 15: Dividing complex numbers

Lecture 16: IIT JEE complex numbers (part 1)

Lecture 17: Multiplying complex numbers

Lecture 18: Complex conjugates example

Lecture 19: Powers of complex numbers

Lecture 20: Plotting complex numbers on the complex plane

Lecture 21: IIT JEE complex numbers (part 2)

Lecture 22: i as the principal root of -1 (a little technical)

Lecture 23: Imaginary roots of negative numbers

Lecture 24: Dividing complex numbers in polar and exponential form

Lecture 25: Introduction to i and imaginary numbers

Lecture 26: Absolute value of a complex number