Which of the following is not true for a...

Which of the following is not true for any two statements p and q?

A

`~[pvv(~q)] -= ~p ^^ q`

B

`(p vv q) vv (~q)` is a tautology

C

`~(p ^^ ~p) ` is a tautology

D

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

Text Solution

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The correct Answer is:

D

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