Question: Let A be any language. Define DROP-OUT(A) to be the language containing all strings that can be obtained by removing one symbol from a string

Let A be any language. Define DROP-OUT(A) to be the language containing all strings that can be obtained by removing one symbol from a string in A. Thus, A where x,z , . Show that the class of regular languages is closed under the DROP-OUT operation. Give both a proof by picture and a formal proof by construction.

DROP - OUT(A) = x2 xyz

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