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Quiz #2 Sequences and Series Name: Show enough work that I can reproduce your results. TI 30 calculator allowed. 1. 1 4 9 16 25 5 10 20 40 80 Write the series in notation: n 2. Let an 4n 1 and Sn a k . k 1 a. Write out the terms of an n 1 . 4 b. Write out the terms of S n n 1 . 4 c. Find the value of S50 . n 3. For a given series the sequence of partial sums is, Sn ak . Given S n n 2 k 1 a. find a5 , b. find a100 4. Evaluate each infinite sum or explain why it is not possible: 2 a. k 1 3 b. 2 k (k 1) k 1 3k 1 k k 1 2 c. 2 k