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Khan Academy (English - US curriculum)
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Khan Academy (English - US curriculum)
Math by grade
Eureka Math/EngageNY
Precalculus (Eureka Math/EngageNY)
Module 1: Complex numbers and transformations
Topic C: Lessons 18-19: Exploiting the connection to trigonometry
Topic C: Lessons 18-19: Exploiting the connection to trigonometry
Powers of complex numbers
Complex number equations: x³=1
Powers of complex numbers
