What are the most difficult maths topics in BA1 and BA2? Forums › CIMA Forums › What are the most difficult maths topics in BA1 and BA2? This topic has 0 replies, 1 voice, and was last updated 7 years ago by lawrencejb. Viewing 1 post (of 1 total) Author Posts June 26, 2018 at 4:25 pm #460200 lawrencejbMember Topics: 2Replies: 1☆ I want to decide whether to take a math refresher course so any help pointing out what other students have found difficult maths parts of the syllabus would be really helpful. Thanks Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In