Let Qx y be the statement x 1 2y where the domain of disco

Let Q(x, y) be the statement \"x + 1 = 2y\", where the domain of discourse is the set of all real numbers. State the truth values of Forall x yQ(x, y)

Solution

it\'s truth value is true because for every value of x ,there exists some y satisfying the condition \"x=2y-1\".

Eg:-

x=1 =>y=1

x=2=>y=3/2;..etc.......