In Exercises 1928, find A -1 by forming [A| I ] and then using row operations to

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In Exercises 19–28, find A^-1 by forming [A| I] and then using row operations to obtain [I| B], where A^-1 = [B]. Check that AA^-1 = I and A^-1 A = I.

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College Algebra

ISBN: 9780134453262

7th Edition

Authors: Robert F Blitzer

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Question Posted: Jun 18, 2023 04:11 AM

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In Exercises 1928, find A -1 by forming [A| I ] and then using row operations to

Question:

24-4 A 1 3 2 4 -4 -3

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4 1 0 0 4 0 1 0 43 0 0 1 Interchange row 1 and row 2 1 3 4 0 1 0 2 4 4 100 2 43 0 0 1 Re...View the full answer

College Algebra

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