Question: Regular Expressions (20 points): 1. Consider a language with the alphabet ? = {a, b}. Write regular expressions for the following: a. All strings that

Regular Expressions (20 points): 1. Consider a language with the alphabet

Regular Expressions (20 points): 1. Consider a language with the alphabet ? = {a, b}. Write regular expressions for the following: a. All strings that start with a and do not contain the substring ba. b. All strings that contain an even number of b's. C. All strings that contain at least 2 b's. d. All strings that end with bb

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