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Question

The statement (pq)[(pq)q] is

A
a tautology
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B
equivalent to pq
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C
equivalent to pq
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D
a fallacy
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Solution

The correct option is A a tautology
pqppqpq(pq)q(pq)[(pq)q]TTFTTTTTFFFTFTFTTTTTTFFTTFTT

Clearly, it is a tautology.

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