a) {aa, ab, ba, bb}
b) {aaaa, abab, ε, abaa, aabb}
c) {aaa, aab, aba, bbb}
d) All of the mentioned
Given: ∑= {a, b} L= {xϵ∑*|x is a string combination} ∑4 represents which among the following?
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answerhappygod
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Given: ∑= {a, b} L= {xϵ∑*|x is a string combination} ∑4 represents which among the following?
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