question archive Which one of the following regular expressions generates a language equivalent to the language generated by (bb + aba + aa)*? 1
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Which one of the following regular expressions generates a language equivalent to the language generated by (bb + aba + aa)*?
1. [(bb + aba)aa]*
2. (a + b)*
3. ((bb)*(aba)*(aa)*)*
4. (bb + aba)*aa