0 votes 0 votes Regular Expression for this DFA: (a) (b + aa)* ab(a + b)* (b) b*a (ab*a)* b(a + b)* (c) Both (a) and (b) (d) b* ab(a + b)* Sanjay Sharma asked Jun 13, 2018 Sanjay Sharma 468 views answer comment Share Follow See all 4 Comments See all 4 4 Comments reply Prateek Raghuvanshi commented Jun 13, 2018 reply Follow Share Option c is the answer because $\ option $ $a$ is left resolution and $option$ $b$ is right resolution. 1 votes 1 votes Anand. commented Jun 13, 2018 reply Follow Share yes option C will be answer. option D will not be the answer because $baaab$ should be accepted ,but option is not generating it. 0 votes 0 votes Abhishek Rai 2 commented Jun 14, 2018 reply Follow Share What is left and right resolution? 0 votes 0 votes Prateek Raghuvanshi commented Jun 14, 2018 reply Follow Share left resolution means at q0 ,you take all loops on it and then go forward to final state.whereas right resolution at q1 means first reach at q1 and at q1 take all loops on it then go forward to final state. 3 votes 3 votes Please log in or register to add a comment.