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Prove that a set with n elements has n(n l)/2 subsets

Discrete Mathematics and Its Applications | 7th Edition | ISBN: 9780073383095 | Authors: Kenneth Rosen ISBN: 9780073383095 37

Solution for problem 45E Chapter 5.1

Discrete Mathematics and Its Applications | 7th Edition

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Discrete Mathematics and Its Applications | 7th Edition | ISBN: 9780073383095 | Authors: Kenneth Rosen

Discrete Mathematics and Its Applications | 7th Edition

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Problem 45E

Prove that a set with n elements has n(n ? l)/2 subsets containing exactly two elements whenever n is an integer greater than or equal to 2.

Step-by-Step Solution:
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Chapter 5.1, Problem 45E is Solved
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Textbook: Discrete Mathematics and Its Applications
Edition: 7
Author: Kenneth Rosen
ISBN: 9780073383095

This textbook survival guide was created for the textbook: Discrete Mathematics and Its Applications, edition: 7. Since the solution to 45E from 5.1 chapter was answered, more than 258 students have viewed the full step-by-step answer. The answer to “Prove that a set with n elements has n(n ? l)/2 subsets containing exactly two elements whenever n is an integer greater than or equal to 2.” is broken down into a number of easy to follow steps, and 27 words. Discrete Mathematics and Its Applications was written by and is associated to the ISBN: 9780073383095. This full solution covers the following key subjects: elements, Integer, equal, exactly, Greater. This expansive textbook survival guide covers 101 chapters, and 4221 solutions. The full step-by-step solution to problem: 45E from chapter: 5.1 was answered by , our top Math solution expert on 06/21/17, 07:45AM.

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Prove that a set with n elements has n(n l)/2 subsets

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