2 years ago

Find the sum of the first 10 terms if a(n) = n^2 - n +1

1 answer:

3 0

Answer:

The formula to find the sum of the first n terms of our sequence is 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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