First slide

Introduction to mathematical reasoning

Question

The statement $p \Rightarrow (q \Rightarrow p)$ is equivalent to

Easy

A

$p \Rightarrow (p \Rightarrow q)$
B

$p \Rightarrow (p \lor q)$
C

$p \Rightarrow (p \land q)$
D

$p \Rightarrow (p \Leftrightarrow q)$

Solution

Hence $p \Rightarrow (q \Rightarrow q) \equiv p \Rightarrow (p \lor q)$

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