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Mathematics, 19.01.2021 14:00 peno211
The arithmetic sequence ai is defined by the formula: a 1 =15 a i =a i-1 -7 Find the sum of the first 660 terms in the sequence.
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The arithmetic sequence ai is defined by the formula: a 1 =15 a i =a i-1 -7 Find the sum of the firs...
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