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The sum of an arithmetic sequence is “the sum of the first \(n\) terms” of the sequence and it can found using one of the following formulas: \[\begin{align} S_n &= \frac{n}{2}(2a+(n

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Example: Add up the first 10 terms of the arithmetic sequence: { 1, 4, 7, 10, 13, } The values of a, d and n are: a = 1 (the first term) d = 3 (the common difference between terms) n = 10 (how

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How To Derive the Sum of Arithmetic Sequence Formula? Step 1: Find the first term Step 2: Check for the number of terms. Step 3: Generalize the formula for the first term, that is a 1

Find the sum of the arithmetic sequence. 17, 19, 21, 23, ,35 260 179 37 160? - 260 179 37 and 160 are the answer choices!