p - q - p - q isA- A contradictionB- A tautologyC- Either a or bD- Neither a nor b

The correct option is A A contradiction[ p amp;q amp;∼ p amp;∼ q amp;p ∧∼ ...

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Fallacy

p ∧∼ q ∧∼ p ∨...

Question

$(p \land \sim q) \land (\sim p \lor q)$ is

A contradiction

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A tautology

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Either (a) or (b)

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Neither (a) nor (b)

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Solution

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