Question: 23. Construct truth tables for the following wffs. Note any tautologies or contradictions. a. (AB)AB d. ABA b. (AB)CA(BC) e. (AB)[(AC)(BC)] c. A(AB)

23. Construct truth tables for the following wffs. Note any tautologies

23. Construct truth tables for the following wffs. Note any tautologies or contradictions. a. (AB)AB d. ABA b. (AB)CA(BC) e. (AB)[(AC)(BC)] c. A(AB)

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