Questions
Which of the following is true?
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By Expert Faculty of Sri Chaitanya
a
p⇒q≡∼p⇒∼q
b
~(p⇒∼q)≡∼p∧q
c
~(~p⇒∼q)≡∼p∧q
d
~(~p⇔q)≡[~(p⇒q)∧~(q⇒p)]
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Correct option is C
~(p⇒q)≡p∧~q∴ ~(~p⇒∼q)≡∼p∧~(~q)≡∼p∧q Thus, ~(~p⇒∼q)≡∼p∧qSimilar Questions
If p is true and q is false, then which of the following statements is NOT true?
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