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Khan Academy (English - US curriculum)
Math by grade
Eureka Math/EngageNY
Algebra 2 (Eureka Math/EngageNY)
Module 1: Polynomial, rational, and radical relationships
Topic D: Lesson 37: Complex number operations
Multiplying complex numbers

Multiplying complex numbers

Sal multiplies (1-3i) by (2+5i).

License: CC BY-NC-SA by Khan Academy

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