Question: 18. Expand and simplify (2x 3322)4 using the Binomial theorem and Pascal's Triangle. 0 B 19. Find the 3'd term for the following expansion: (4x

18. Expand and simplify (2x 3322)4 using the Binomial theorem and Pascal's Triangle. 0 B 19. Find the 3'd term for the following expansion: (4x E) . 0 3: 20A random sample of188 books purchased at a local bookstore showed that 66 of the books were murder mysteries. Find a 90% confidence interval for the proportion of books sold by this store are murder mysteries. Include a closing statement.\
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