Answer to Question #278248 in Discrete Mathematics for Bogs

Question

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

Answer 1

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 $x \isin Q\not \ Z$