Using derivation that proves each of the following arguments is deductively valid. Derivation must include a proof
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Question:
Using derivation that proves each of the following arguments is deductively valid. Derivation must include a proof column and a justification column. using rules of: modus Ponens, modus tollens, disjunctive syllogism, hypothetical syllogism, conjunction, addition, constructive dilemma, and simplification
1. A v ~B
2. ~B C
3. A D
4. (D v C) ~A
conclusion should be ~B
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