2 votes 2 votes All Tautologies are valid and all Valid arguments are tautologies True/ False Mathematical Logic mathematical-logic discrete-mathematics + – Mk Utkarsh asked Feb 11, 2018 Mk Utkarsh 370 views answer comment Share Follow See 1 comment See all 1 1 comment reply Mamta Satywali commented Feb 11, 2018 reply Follow Share True. 0 votes 0 votes Please log in or register to add a comment.
Best answer 0 votes 0 votes All Tautologies are valid. TRUE All valid arguments are tautologies. TRUE An argument is valid iff it is a tautology. Hence both are true. Lakshay Kakkar answered Feb 11, 2018 selected Feb 11, 2018 by Mk Utkarsh Lakshay Kakkar comment Share Follow See all 3 Comments See all 3 3 Comments reply Mk Utkarsh commented Feb 11, 2018 reply Follow Share are you sure? 0 votes 0 votes Lakshay Kakkar commented Feb 11, 2018 reply Follow Share Oh yeah Utkarsh, I mistakenly read Valid as Satisfiable. Edited. 0 votes 0 votes Kaluti commented Mar 4, 2018 reply Follow Share YES BOTH STATEMENTS ARE TRUE 1 votes 1 votes Please log in or register to add a comment.