Answer to Question #168527 in Discrete Mathematics for Nazeer

Question

let Q( x,y) denote the statement 'x=y+5' , what is the truth value of Q(3,4)

Answer 1

Q(3,4)

$$x=y+5$$ $$L.H.S\\x=3\\ R.H.S\\ y+5=4+5\\ =9\\$$

since Xis not equal to y+5, the truth value of Q(x,y) is FALSE

Ans: FALSE