(2) a. For each of the following strings, check it they can be generated by the following requiar expression (a+b)* (aa +bb)(6+-) & abbana 2 aaabbbb a 2 3 aa abababa by BARAS b. Write the regular expression for the language of all Strings, over alphabet &a, by, that contains at least two consecutive a's or three consecutive b's. Prag provide detailed explanation sur Sy bras osta