The incorrect statement is...

The incorrect statement is

A

`p rarr q` is logically equivalent to `~ p vv q`

B

If the truth values of p, q, r are T, F, T respectively then the truth calue of `(p vv q) ^^ (q vv r)` is T

C

`~(p vv q vv r) equiv ~ p ^^ ~ q ^^ ~ r`

D

The truth value of `p ^^ ~(p ^^ q) is always T

Text Solution

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The correct Answer is:

A

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