Question: Regular Expressions and Language Representation? 2. Let -a, b. For each of the following regular languages on 2, find two strings x, y such that

Regular Expressions and Language Representation?

2. Let -a, b. For each of the following regular languages on 2, find two strings x, y such that x is a word in the given language, and y is not. (If there is no such x or y, write "none") a. a + ab b. (ab b* C. (a d. a (ba b aa)*

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