Find the sum of the first 16 terms for the following arithmetic sequence. a4 = 15, a6 = 25 The sum of the first 16 terms is
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Given that a4 = 15 and a6 = 25, we can find the common difference by subtracting a4 from a6: 25 - 15 = 10 So, the common difference (d) is 10. Show more…
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