2. Give the first 3 terms of the following Binomial Expansions. Write in simplified form. (a) (x+y)\" (b) (BxSyf 2 3. For the Binomal Expansion: (X2 x12)1 (i) State the general term tr+1 of the expansion in simplified form (ii) Use the above general term to find the followingzl (a) The 5'J1 term (b) The constant term. Thinking: 1. Given that you know 75% of the course material. On a test with 10 questions. What is the probability that you can do at least 3 questions? Use binomial distribution