Show that x2y2 (4 x2) (4 y2) < 16 for all numbers and such that

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Show that x2y2 (4 – x2) (4 – y2) < 16 for all numbers and such that | x | < 2 and | y | < 2.

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Complex Variables and Applications

ISBN: 978-0073051949

8th edition

Authors: James Brown, Ruel Churchill

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Question Posted: Jun 30, 2010 11:48 PM

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Show that x2y2 (4 x2) (4 y2) < 16 for all numbers and such that

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xy 4x 4 y x 4 x y 4 y fxfy where ft t 4t We will show that 0 ft 4 fo...View the full answer

Complex Variables and Applications

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