   # 12. a. Given that q is a true statement, what can be said about q ∨ ∼ r ? b. Explain why it is not necessary to know the truth value of r to determine the truth value of q ∨ ∼ r in part a above. ### Mathematical Excursions (MindTap C...

4th Edition
Richard N. Aufmann + 3 others
Publisher: Cengage Learning
ISBN: 9781305965584

#### Solutions

Chapter
Section ### Mathematical Excursions (MindTap C...

4th Edition
Richard N. Aufmann + 3 others
Publisher: Cengage Learning
ISBN: 9781305965584
Chapter 3.2, Problem 12ES
Textbook Problem
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## 12. a. Given that q is a true statement, what can be said about q ∨ ∼ r ?b. Explain why it is not necessary to know the truth value of r to determine the truth value of q ∨ ∼ r in part a above.

To determine

(a)

Given thatq is a true statement, what can be said aboutqr ?

### Explanation of Solution

Given:

Given thatq is a true statement

Formula Used:

Truth value is given as follows

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