Exercise 112. Evaluate the determinant by expanding about column 1 and using the method of cofactors. Do

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Exercise 112. Evaluate the determinant by expanding about column 1 and using the method of cofactors. Do these methods give the same determinant for 3 × 3 matrices?


Exercise 112

Evaluate the determinant|1 3 2 2 6


using the method of “diagonals.”

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College Algebra

ISBN: 978-0134697024

12th edition

Authors: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

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