The domain for this problem is a set a,b,c,da,b,c,d. The tablebelow shows the value of three predicates for each of the elementsin the domain. For example, Q(b)Q(b) is false because the truthvalue in row bb, column Q is F.
PQRaTTFbTFFcTFFdTFF
Which statements are true? Justify your answer.
(a)
∀x P(x)
(b)
∃x P(x)
(c)
∀x Q(x)
(d)
∃x Q(x)
(e)
∀x R(x)
(f)
∃x R(x)
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