1. (4 points) Suppose p(x,y) means -2 xy=5", where x and y are real numbers. Determine the truth value for each of the following statements. (a). 3xVy P(x,y) (b). VyVx P(x,y) a. True b. False O a. True b. True O a. False b. False O a. False b. True QUESTION 11 Use the truth table to prove or disprove. (p 9) A (0 +79) = np Attach File Browse Local Files Browse Content Collection QUESTION 12 Give a negation for xy(x >y). Note that negation or NOT cannot be explicitly used in your answer. O VxVyx