True or False. Is this a valid deductive proof for the given argument using only the following rules of inference: MP, MT, HS, or DS? 1. (K • B) v (L > E) 2. ~(K • B) 3. ~E 4. L> E 1, 2, MP 5. ~L 3, 4, MT

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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True or False.
Is this a valid deductive proof for the given
argument using only the following rules of
inference: MP, MT, HS, or DS?
1. (K • B) v (L > E)
2. ~(K • B)
3. ~E
/ L
4. L> E
1, 2, MP
5. ~L
3, 4, MT
Transcribed Image Text:True or False. Is this a valid deductive proof for the given argument using only the following rules of inference: MP, MT, HS, or DS? 1. (K • B) v (L > E) 2. ~(K • B) 3. ~E / L 4. L> E 1, 2, MP 5. ~L 3, 4, MT
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