Find all real numbers x that satisfy the following inequalities. (a) x2 > 3x + 4; (b)

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Find all real numbers x that satisfy the following inequalities.
(a) x2 > 3x + 4;
(b) 1 < x2 < 4;
(c) 1/x < x;
(d) 1/x < x2:

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Introduction to Real Analysis

ISBN: 978-0471433316

4th edition

Authors: Robert G. Bartle, Donald R. Sherbert

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Question Posted: Apr 07, 2016 10:52 AM

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Find all real numbers x that satisfy the following inequalities. (a) x2 > 3x + 4; (b)

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a To solve x 4x 1 0 look at two cases Case 1 x 4 0 and x 1 0 which gives x 4 Case 2 x 4 0 ...View the full answer

Introduction to Real Analysis

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