Mathematics, 12.06.2020 03:57 vivianni0727p1y30v
1. List the first 9 terms of the sequence defined recursively by = −2 ∙(−1 −1), with 1 = 2 and 2 = 3
2. Compute the value of ∑ 8^ =1> , where is the same sequence as in the previous question.
3. Is the sequence from question 1 arithmetic, geometric, or neither? Explain how you reach your conclusion.
4. Find the sum of the first 200 terms of the arithmetic sequence that begins: 12, 18, 24, …
5. Find the sum of the first 8 terms of the geometric sequence that begins: 12, 18, 27, …
6. Find the sum of the infinite geometric sequence that begins 1/12 ,1/18
,1/27 , ...
Answers: 2
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1. List the first 9 terms of the sequence defined recursively by = −2 ∙(−1 −1), with 1 = 2 and 2 = 3...
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