let q(x) denote the statement x is an integer . what are the truth values of the following?

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Domain of statement is not specified. So if q(x) defined as all rational numbers Q. In this case

q(x)=true if and only if $x\isin Z$ , and q(x)=false if and only if $x \isin Q\not \ Z$

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Question ID: mtid-5-stid-8-sqid-589-qpid-474