1 V b 2 d b. b 3 d 2. (3 marks) Using the method described in Section 9.2 (and in videos of Week 3), convert the state diagram given in Figure 1 into an equivalent regular expression. Here I = {a,b,c,d}. Your answer should include the intermediate step(s) used in the construction. 1 V b 2 d b. b 3 d 2. (3 marks) Using the method described in Section 9.2 (and in videos of Week 3), convert the state diagram given in Figure 1 into an equivalent regular expression. Here I = {a,b,c,d}. Your answer should include the intermediate step(s) used in the construction