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Home » The sum formula for an arithmetic sequence is \( S_n = \fracn2 (2a + (n-1)d) \). - AMAZONAWS

The sum formula for an arithmetic sequence is \( S_n = \fracn2 (2a + (n-1)d) \). - AMAZONAWS

📅 March 6, 2026 👤 scraface
Mar 06, 2026
The sum formula for an arithmetic sequence is \( S_n = \frac{n}{2} (2a + (n-1)d) \).

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