Question: Let A, B and C be three predicates. Argue whether following are valid or not using Natural Deduction (Clearly mention each steps) (6 marks) i.

Let A, B and C be three predicates. Argue whether following are valid or not using Natural Deduction (Clearly mention each steps) (6 marks) i. A ⋂ (B⋃C)=(A⋂B) ⋃ (A⋂C) ii. A ⋃ (B⋂C)=(A⋃B) ⋂ (A⋃C) iii. A ⋂ (A⋃B)=A iv. A ⋃ (A⋂B)=B v. A ⋃ (A⋂B)=A vi. A ⋂ (A⋃B)=B

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To determine the validity of these set equalities using Natural Deduction we can use set identities and prove or disprove each statement i A cap B cup ... View full answer

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