Series True or False

1.	The series is -> both an arithmetic and a geometric series True False
2.	0.5, 0.25, 0.125, ... is a(n) -> arithmetic series True False
3.	The nth partial sum of a geometric series is -> True False
4.	Find -> True False
5.	The sum of the infinite geometric series , where a ≠ 0, is -> for \|r\| < 1, undefined otherwise True False
6.	Find . -> True False
7.	Let a be a constant. If the series converges then we must have -> \|a\| < 1 True False
8.	We can write the decimal 0.421421421... as a rational number using an infinite geometric series with r = -> True False
9.	Which of the following expressions could be considered to be in "closed form"? (I) a + ar + ar² + ... + ar^{n – 1} (II) (III) -> (II) and (III) True False
10.	Every year Leopold puts $500 into his bank account and then earns 5% interest on the total contents of his account. At the end of the first year, his bank account contains $525. How many dollars are in his bank account at the end of the nth year? -> True False

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