0 votes 0 votes (P∨Q)∧(P→R)∧(Q→S) is equivalent to- a) S∧R b)S→R c)S∨R d)None. sampad asked Jan 21, 2016 sampad 569 views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply Pooja Palod commented Jan 21, 2016 reply Follow Share c should be ans 0 votes 0 votes sampad commented Jan 21, 2016 reply Follow Share please explain. 0 votes 0 votes Please log in or register to add a comment.
Best answer 2 votes 2 votes PV Q is equivalent to -P->Q Q->S apply transititvity -P->S using contrapositive -S->P and P->R(given) -S->R that gives SVR Pooja Palod answered Jan 21, 2016 selected Jan 21, 2016 by sampad Pooja Palod comment Share Follow See 1 comment See all 1 1 comment reply Arjun commented Jan 21, 2016 reply Follow Share We have P or Q as TRUE. If P then R and if Q then S. So, either R or S must be true. 1 votes 1 votes Please log in or register to add a comment.