Let I = {a, b, c}. In each part that follows is listed a string in I* and a regular expres...

Let I = {a, b, c}. In each part that follows is listed a string in I* and a regular expression over I. For each, state whether the string belongs to the regular set corresponding to the expression.

(a) ab a*bc*

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(b) acbb ((acb)  b)*

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(c) bc ((ab*)  c)

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(d) abaca (ab)*ac