Question: write up detailed answers 5. Show that the regular languages are closed under the following operation. [ frac{1}{2}(L)=left{x in Sigma^{*} mid text { there exists

write up detailed answers 5. Show that the regular languages are closed under the following operation. \[ \frac{1}{2}(L)=\left\{x \in \Sigma^{*} \mid \text { there exists } y \in \Sigma^{*} \text { with }|y|=|x| \text { such t 1 answer

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