Question: Question 2 . 4 Using the basic natural deduction rules for predicate logic, prove the validity of the following sequent: ( i ) , AAx

Question 2.4
Using the basic natural deduction rules for predicate logic, prove the validity of the following sequent:
(i),AAx(P(x)??Q(x)),EEyS(y)|--EEz(P(z)??S(z))
(ii) AAx(P(x)(Q(x)vvR(x))),notEEx(P(x)??R(x))|--AAx(P(x)Q(x))
Question 2.4 Using the basic natural deduction rules for predicate logic,

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