Question: solve it and show all working, including the rules used No truth tables are allowed!!!! State all rules used!!! 1. (a) Show that X ~q

solve it and show all working, including the rules used

No truth tables are allowed!!!! State all rules used!!! 1. (a) Show that X ~q is logically equivalent to (~X v q) (~X Aq) [4 mks| (b) Show that ~[( rv ~q) A (rv q)] is logically equivalent to ~r [3 mks]

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