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I need your support to solve and understating below question a) Using truth tables determine whether the proposition (pAq > r) (p > uq V

I need your support to solve and understating below question

a) Using truth tables determine whether the proposition (pAq > r) (p > uq V r) is a tautology. b) Using logic laws show that the proposition ;((p A;q) > (p V (1)) is a contradiction. |

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