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Contra-positive of p rarr ( q rarr r ) i...

Contra-positive of p `rarr ( q rarr r )` is logically equivalent to

A

`p rarr ( q rarr r ) `

B

`(q rarr r ) rarr ~ p `

C

`p vee q rarr r `

D

`( q rarr r) rarr p `

Text Solution

Verified by Experts

The correct Answer is:
A
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