First slide

Introduction to mathematical reasoning

Question

The conditional statement $(p \land q) \to p$ is

Moderate

A

a tautology
B

a fallacy
C

neither tautology nor fallacy
D

none of these

Solution

p q $p \land q$ $(p \land q) \to p$
T T T T
T F F T
F T F T
F F F T
Therefore, $(p \land q) \to p$ is a tautology.

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