1 votes 1 votes Mathematical Logic discrete-mathematics mathematical-logic first-order-logic zeal zeal2019 + – Prince Sindhiya asked Dec 21, 2018 edited Mar 6, 2019 by ajaysoni1924 Prince Sindhiya 427 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
2 votes 2 votes 1 is false as coverse of p->q is not equal to the later 2 is true,u can take examples 3 is true take x=1 4 is true so all together 3 statements are true Navneet Kalra answered Dec 21, 2018 Navneet Kalra comment Share Follow See all 0 reply Please log in or register to add a comment.