Prove that (ab + cd)2 < (a2 + c2)(b2 + d2) for all a, b, c, d

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Prove that
(ab + cd)2 < (a2 + c2)(b2 + d2)
for all a, b, c, d ∈ R.

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An Introduction to Analysis

ISBN: 978-0132296380

4th edition

Authors: William R. Wade

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Question Posted: Mar 29, 2016 03:52 AM

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Prove that (ab + cd)2 < (a2 + c2)(b2 + d2) for all a, b, c, d

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0 cb ad 2 c 2 b 2 2abcd a 2 d 2 ...View the full answer

An Introduction to Analysis

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