The sum of first an arithmatic sequence is 3n squared plus 4n what is first term

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asked Dec 13, 2021 212k views

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Willi Ballenthin · Answer 1 · 2021-12-18T02:04:56+0000

Answer:

The formula says that the sum of the first n terms of our arithmetic sequence is equal to n divided by 2 times the sum of twice the beginning term, a, and the product of d, the common difference, and n minus 1. The n stands for the number of terms we are adding together.

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The sum of first an arithmatic sequence is 3n squared plus 4n what is first term

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