Thread: Predicates help

a)
Determine whether (p →q) ^ (¬p → q) ≡q.

b)
Find a proposition with three variables p, q, and r that is true when p and r are true and q is false, and false otherwise.

Hello, captainjapan!

a) Determine whether: .

By propositional logic . . . you can supply the reasons:

By truth table . . .

. . .