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| 1. |
The sum of 1^(st) n terms of the series (1^(2))/(1) + (1^(2) + 2^(2))/(1 + 2) + (1^(2) + 2^(2) + 3^(2))/(1 + 2 + 3) +.. |
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Answer» 1)`(n+2)/(3)` |
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