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The logically equivalent proposition of `p iff q` is

A

`(q ^^ q)vv(p ^^ q)`

B

`(p implies) ^^ (qimpliesp)`

C

`(p ^^ q) vv (q impliesp)`

D

`(p ^^ q)hArr (p vv q)`.

Text Solution

Verified by Experts

The correct Answer is:
B

`(p impliesq) ^^ (q impliesq)` means `phArrq`.
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