Question 2. (8+2 points ) Write the result of the following set operation as a regular set. Explain your answer. ({a}*{b}*) n ({W}*{a}") Question 3. (2+8 points ) Consider the language L and regular set S below. L = {w|WE {a,b}* and length of w is odd.} S = ({a,b} {a,b}{a,b})* Is (L = S) true or false? Explain your answer. Question 4. (2+8 points ) Consider the language L and regular expression S below. Recall that regular expressions represent sets. L = {w[W {a,b}* and length of w is odd.} S = {a,b} ( {aa, ab, ba, bb}*) Is (L = S) true or false? Explain your