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S is a set of strings over the alphabet { a , b } and is defined recursively as follows: Basis: lambda in
S is a set of strings over the alphabet ab and is defined recursively as follows:
Basis: lambda in Sandb in S
Recursive rules: If x
is in S
then bxa in Sandaxb in S
Select the set that corresponds to all the strings in S of length
Group of answer choices
bbaaaabb,baba,abab
bbaaaabb
babaabab
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