Consider strings built out of the basic symbols a, b. Which of the following regular expressions captures all strings that contains at least two as but no consecutive as b*(abb*a)*b* (alb)* (a+b)*(ab*a)*b*a* b*(ab*a)*b*
Consider strings built out of the basic symbols a, b. Which of the following regular expressions captures all strings that contains at least two as but no consecutive as b*(abb*a)*b* (alb)* (a+b)*(ab*a)*b*a* b*(ab*a)*b*
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Transcribed Image Text:Consider strings built out of the basic symbols a, b. Which of the following regular
expressions captures all strings that contains at least two as but no consecutive as
b*(abb*a)*b*
(alb)*
(a+b)*(ab*a)*b*a*
b*(ab*a)*b*
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