3 votes 3 votes Mathematical Logic gateforum-test-series discrete-mathematics mathematical-logic + – h4kr asked Nov 19, 2022 • retagged Dec 28, 2022 by h4kr h4kr 427 views answer comment Share Follow See all 5 Comments See all 5 5 Comments reply Show 2 previous comments Hira Thakur commented Nov 20, 2022 reply Follow Share all the statements are tautology 0 votes 0 votes Shoto commented Nov 20, 2022 reply Follow Share @h4kr When $q$ is $1$ how can given expression be false We know in $a \rightarrow b$ if $b = 1$ then it doesn’t matter what $a$ is, it is always true. 1 votes 1 votes h4kr commented Nov 20, 2022 reply Follow Share thanks 0 votes 0 votes Please log in or register to add a comment.