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State the closed-form expression for in terms of .
MATHEMATICS · Subjective · ISC · Mathematics · Algebra · Algebra
Problem
State the closed-form expression for
∑
k
=
1
n
k
\displaystyle \sum_{k=1}^{n} k\,
k
=
1
∑
n
k
in terms of
n
n
n
.
Related theory
Special Series
Sequences and series
Special sums
Algebra
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