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3. For each of the following sentence pairs, determine whether the two sen- tences are logically equivalent. If they are
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- 3 For Each Of The Following Sentence Pairs Determine Whether The Two Sen Tences Are Logically Equivalent If They Are 1 (76.26 KiB) Viewed 22 times
3. For each of the following sentence pairs, determine whether the two sen- tences are logically equivalent. If they are not, you must provide a model showing that they are not. If they are, provide a natural deduction proof of each to the other. Each question is worth 5% of your grade on the exam. (a) Fa +3.Fr (b) 1 VrVy-Lay DryV (Lry&(P2 V-P2)) (C) VrüyRry VyzrRry (d) VrBy(Rry +Rry) +Vry(Rry) (e) Vz3r(Rzz Rrr)& Raat VarRar