Simplify, add, subtract, multiply, and divide complex numbers.
Example Problems
Simplify:
Simplify:
Simplify:
Khan Academy ResourcesComplex number operations reviewComplex number polar form reviewDividing complex numbers reviewComplex numbers: FAQPowers of the imaginary unitVisualizing complex number multiplicationGraphically add & subtract complex numbers Multiply & divide complex numbers in polar formDivide complex numbersAdd & subtract complex numbersMultiply complex numbersGraphically multiply complex numbersSimplify roots of negative numbersi as the principal root of -1Multiplying complex numbersSubtracting complex numbersComplex number conjugatesSimplifying roots of negative numbersAdding complex numbersDividing complex numbersIntro to complex number conjugatesDividing complex numbers in polar formClassifying complex numbersMultiplying complex numbers in polar formMultiplying complex numbers graphically example: -1-iMultiplying complex numbers graphically example: -3i
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