Question: Question 3(16 marks) Prove the following is a valid argument: Premise: x(C(x) S(x)) Premise: x(E(x) S(x)) Conclusion: x(E(x) C(x))

Question 3(16 marks)

Prove the following is a valid argument:

Premise: x(C(x) S(x))

Premise: x(E(x) S(x))

Conclusion: x(E(x) C(x))

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