a) Rewrite pv q using minimal operators A and only. Show all steps. b) Rewrite p^ (qr) using minimal operators vand-only. Show all steps. 6. Let p : Snow is over 6 inches, q: University is closed. Write the following English statements as boolean expressions in p and q. a) Snow is not over 6 inches and university is closed. b) University is closed if and only if snow is over 6 inches. c) Over 6 inches of snow is sufficient to close the university. d) Whenever snow is not over 6 inches university is not closed.