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Mathematics, 08.12.2020 21:30 iamsecond235p318rq

16 Find the sum of the terms from n = 71 to n = 215 of the arithmetic sequence: an = -32.7 – 15.4(n - 1) Elimination Tool Select one answer A 317,086 B 316,008 С -400, 787.5 D-321,827.5 E none of the above

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16 Find the sum of the terms from n = 71 to n = 215 of the arithmetic sequence: an = -32.7 – 15.4(n...
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