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Mathematics 74 Online
OpenStudy (anonymous):

What is the sum of the geometric sequence 4, 12, 36 . if there are 9 terms? (1 point) What is the sum of a 6-term geometric sequence if the first term is 11, the last term is -11,264 and the common ratio is -4? (1 point) What is the sum of an 8-term geometric sequence if the first term is 10 and the last term is 781,250? (1 point) For problems 5 - 8, determine whether the problem should be solved using the formula for an arithmetic sequence, arithmetic series, geometric sequence, or geometric series. Explain your answer in complete sentences. You do not need to solve. Jackie deposited

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