number series formula
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terms. For example, 3 + 7 + 11 + 15 + ….. + 99. We name the first term as a1. The common difference is often named as “d”, and the number of terms in the series is n.
We can find out the sum of the arithmetic series by multiplying the number of times the average of the last and first terms.
Hope it helps you !
terms. For example, 3 + 7 + 11 + 15 + ….. + 99. We name the first term as a1. The common difference is often named as “d”, and the number of terms in the series is n.
We can find out the sum of the arithmetic series by multiplying the number of times the average of the last and first terms.
Hope it helps you !
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