0 votes 0 votes regular languages are closed under intersection because they are closed under A)union B) complementation and concatenation C)union and complementaion D)union and kleene star eyeamgj asked Aug 21, 2018 eyeamgj 324 views answer comment Share Follow See all 7 Comments See all 7 7 Comments reply Vikas Verma commented Aug 21, 2018 reply Follow Share Is it C? 0 votes 0 votes eyeamgj commented Aug 21, 2018 reply Follow Share reason?? 0 votes 0 votes MiNiPanda commented Aug 21, 2018 reply Follow Share A∩B = ((A∩B)')' = (A'∪B')' A' and B' are complement of reg language hence reg. A'∪B' is union of reg hence reg. Let C=A'∪B' so C is reg (C)' is complement of reg. hence reg. [C' is the intersection of A and B if you notice] It should be option C 3 votes 3 votes Shaik Masthan commented Aug 21, 2018 reply Follow Share after searching 30 min, Finally found the similar question https://gateoverflow.in/233465/toc-doubt 1 votes 1 votes eyeamgj commented Aug 21, 2018 reply Follow Share OHH YES ... 0 votes 0 votes eyeamgj commented Aug 21, 2018 reply Follow Share @ Shaik Masthan thanks for searching in O(1) tym.. 0 votes 0 votes MiNiPanda commented Aug 21, 2018 reply Follow Share eyeamgj haha :v :v I thought this one also will be closed :P Shaikh runs search engine spider on GO :P 1 votes 1 votes Please log in or register to add a comment.