Questions
Which of the following statement is a contradiction?
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By Expert Faculty of Sri Chaitanya
a
(~p∨~q)∨(p∨~q)
b
(p→q)∨(p∧~q)
c
(~p∧q)∧(~q)
d
(~p∧q)∨(~q)
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Correct option is C
We consider following truth tableClearly, last column of the above truth table contains only F. Hence, (p∧q)∧~(p∨q) is a contradiction
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If p is true and q is false, then which of the following statements is NOT true?
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