Show that if ad - bc 0, the formula for A - works.
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Show that if ad - bc ≠ 0, the formula for A-¹ works.
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d b c C a b c d Id c d dabc 0 a b d b 0 cb ad a...View the full answer
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Related Book For
Linear Algebra And Its Applications
ISBN: 9781292351216
6th Global Edition
Authors: David Lay, Steven Lay, Judi McDonald
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