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5th Edition

EPP + 1 other

Publisher: Cengage Learning,

ISBN: 9781337694193

Chapter 6.2, Problem 40ES

Textbook Problem

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**Prove each statement in 39-44.**

For every positive integer *n*, if *A *and

To determine

**To Prove:**

For all integers

**Given information:**

Let

**Concept used:**

**Calculation:**

Let

Prove that

First prove that

Suppose there is an element

Since

Since,

Thus, by definition of general union

Thus

Therefore

Discrete Mathematics With Applications

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