hello mam / sir!! its urgent

Asked by priyanka1995 | 25th Jan, 2011, 04:30: PM

Expert Answer:

Dear student,
It is known that the sum of first n natural number is given by
It is given that the sum of first n natural numbers is 276.
We hope that this clarifies your query.
Regards,
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TopperLearning

Answered by  | 25th Jan, 2011, 07:05: PM

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