Let A = (1, 1, - 1), B = (- 3, 2, - 2), and C =

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Let A = (1, 1, - 1), B = (- 3, 2, - 2), and C = (2, 2, - 4). Prove that ∆ABC is a right-angled triangle.

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Linear Algebra A Modern Introduction

ISBN: 978-1285463247

4th edition

Authors: David Poole

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Question Posted: Apr 15, 2016 05:52 AM

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Let A = (1, 1, - 1), B = (- 3, 2, - 2), and C =

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To show that 4ABC is right we need only show that one pair of its sides meets at ...View the full answer

Linear Algebra A Modern Introduction

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