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Unformatted text preview: 1 5, 5, 3125, n t r and t = = = find n . 11. Find the sum of ,... 75 2 , 15 2 , 3 2 if it exists. If it doesn’t exist, explain. = r = n S = n = 1 t 12. Find 1 2.9 k k ∞ = ∑ if it exists. If it doesn’t exist, explain. = r = n S = n = 1 t 13. Find ∑ ∞ = 1 2 1 3 n n if it exists. If it doesn’t exist, explain. = r n S = = n = 1 t 14. Using an infinite geometric series, write the decimal as a fraction in simplest form. .626 15. a. find the 6 th entry of row 9 of Pascal’s triangle. b. How many terms are in the expansion of 13 ( 2 ) x y16. Evaluate 5 ) 3 2 ( y x17. Find the 7 th term of 15 ( ) x y + 18. 17. BONUS: Evaluate using the constant, linear, and quadratic summation formulas. MUST SHOW WORK for credit. (6 pts) ( 29 5 2 1 4 4 10 k k k = + + = ∑...
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 Summer '06
 VariousProfessorsListed
 Tn, Geometric progression, 6 pts, 4k, 2.9 k

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