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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 26-30: Matrix inverses
Determinant of a 2x2 matrix
Determinant of a 2x2 matrix
Find the determinant of a given 2x2 matrix.
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