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 2 years ago
Say the total sum s, the common difference d and the last term of an arithmetic progression satisfy the following relation = 20*s*d = (l + 5d) ^2. Then can we find a relationship between the first term of the series and the common difference? Or does it depend on the number of terms in the series.
 2 years ago
Say the total sum s, the common difference d and the last term of an arithmetic progression satisfy the following relation = 20*s*d = (l + 5d) ^2. Then can we find a relationship between the first term of the series and the common difference? Or does it depend on the number of terms in the series.

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