Question

Let P ={1, −1}, Q = 2 = 4, ∊ and R = {−2, −1,1}. State which of the following is true. a) P ↔ Q b) P = Q c) Q ↔ R d) P ↔ R​

Answer 1

Answer:

Let P ={1, −1}, Q = 2 = 4, ∊ and R = {−2, −1,1}. State which of the following is true. a) P ↔ Q b) P = Q c) Q ↔ R d) P ↔ R