0 votes 0 votes Which of the following regular expression is equal to $(r_1+r_2)^*$? $r_1^*r_2^*$ $(r_1r_2)^*$ $r_1^*r_2^*+r_1r_2$ $(r_1^*r_2^*)^*$ Theory of Computation nielit2017dec-scientistb theory-of-computation regular-expression + – admin asked Mar 30, 2020 • retagged Oct 29, 2020 by Krithiga2101 admin 717 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
2 votes 2 votes In General (a+b)*=(a*+b)*=(a+b*)*=(a*+b*)*=(a*b*)* ANS: Option D mohitbawankar answered Dec 18, 2017 mohitbawankar comment Share Follow See all 0 reply Please log in or register to add a comment.
1 votes 1 votes (r1+r2)* = (r1* + r2*)* = (r1*r2*)* OPTION (D) rfzahid answered Dec 18, 2017 rfzahid comment Share Follow See all 0 reply Please log in or register to add a comment.