Define a language L, in a recursive way where the strings should not contain ab at any place over alphabet Σ = {a, b}  ii. Give a regular expression for the Language over the alphabet Σ = {a, b} containing the count of b’s are always multiple of 2.

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Q: Regular expressions are closed under: Union Intersection Kleene Closure All of the above

A: The answer to the above-given question is given below:

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Q: Show that L= {a": n>4} is regular. Show that the language L= {a": n> 0,n± 4} is regular.

A: ANSWER:-

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