Homework Help: logic

Posted by Elaine on Wednesday, May 18, 2011 at 3:42pm.

I need help proving these arguments using rules of inference, please.

(S>B) > (SvK)
(Kv~D) ~ (H>S)
~S.W / ~H

~A > (B>~C)
~D > (~C >A)
D v ~A
~D

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