Consider the following predicates with the domain as set of integers for all…

Consider the following predicates with the domain as set of integers for all variables.

P(m):m2>-1

Q(m):m2-6m+8=0

R(m,n):m2=n

Which of the following statement is TRUE? 

  1. A.

    ∀m [Qm ⋀Pm]

  2. B.

    ∀m Pm ∃n Qn

  3. C.

    ∀n ∀m [Pm→R(m,n)]

  4. D.

    Both (a) and (c)

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