7. Systems of Equations & Matrices
Determinants and Cramer's Rule
7:55 minutesProblem 5c
Textbook Question
Textbook QuestionIn Exercises 1 - 12, find the products AB and BA to determine whether B is the multiplicative inverse of A. - 2 1 1 2 A = B = 3/2 - 1/2 3 4
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