Which of the following is true?...

Which of the following is true?

A

`p ^^ ~p -= T`

B

`p vv ~p -= F`

C

`p to q -= q to p`

D

`p to q -= (~p) to (~p)`

Text Solution

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The correct Answer is:

D

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TARGET PUBLICATION-MATHEMATICAL LOGIC -EVALUATION TEST

Which of the following is not a statement in logic?
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If p to (qvvr) is false, then the truth values of p,q, and r are, res...
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The contrapositive of (~p ^^ q) to ~r is
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If p: Rohit is tall, q: Rohit is handsome, then the statement 'Rohit i...
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The converse of the statement, "If sqrtx is a complex number, then x ...
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Which of the following statements is a contingency?
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Which of the following is a contradiction?
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Statements -1 : ~(pharr~q) is equivalent to p harr q Statement-2: (~...
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If p, q are true and r is a false statement, then which of the followi...
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The dual of the statement ~( p vv q) ^^ [p vv(q ^^ ~r)] is
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Consider the following statements P: Suman is brilliant Q: Suman i...
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Which of the following is true?
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The inverse of the proposition ( p ^^ ~ q) to s
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The negation of the statemen AA x in N, x + 1 gt 2 is
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