Question 5 Build an FA ts the language L of all words that contain the substring aa and have an odd number that accep letters. Remember that an FA has an a- and a b-edge for every state Question 6 Build an FA that accepts only those words that begin and end with the same d be accepted should either: ouble letter. Thus words to . begin and end with the aa-substring OR . begin and end with the bb-substring. Note that the length of the shortest word(s) to be accepted is 4