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(p^^~q)^^(~p^^q) is...

`(p^^~q)^^(~p^^q)` is

A

a contradiction

B

a tautology

C

either (1) or (2)

D

neither (1) nor (2)

Text Solution

Verified by Experts

The correct Answer is:
A

Clearly, `(p^^~q) ^^(~pvvq)` is a contradiction
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