Mathematics, 07.04.2020 06:14 hbbarr2702

The sum of the first n terms of an arithmetic sequence a1,a2,a3, ...,an is 1/2n(a1+an), where a1 and an area the first and nth terms of the sequence, respectively. What is the sum of the odd integers from 1 to 99 inclusive?

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The sum of the first n terms of an arithmetic sequence a1,a2,a3, ...,an is 1/2n(a1+an), where a1 and...