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Let x be a real number. Prove that if (x2 1)2 = 0, then x4 x2 = 0

Discrete Mathematics | 1st Edition | ISBN: 9781577667308 | Authors: Gary Chartrand, Ping Zhang ISBN: 9781577667308 385

Solution for problem 5 Chapter 3

Discrete Mathematics | 1st Edition

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Discrete Mathematics | 1st Edition | ISBN: 9781577667308 | Authors: Gary Chartrand, Ping Zhang

Discrete Mathematics | 1st Edition

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Problem 5

Let x be a real number. Prove that if (x2 1)2 = 0, then x4 x2 = 0.

Step-by-Step Solution:
Step 1 of 3
Step 2 of 3

Chapter 3, Problem 5 is Solved
Step 3 of 3

Textbook: Discrete Mathematics
Edition: 1
Author: Gary Chartrand, Ping Zhang
ISBN: 9781577667308

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Let x be a real number. Prove that if (x2 1)2 = 0, then x4 x2 = 0

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