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Sum sign/Application/3/Exercise
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For every
k
∈
N
{\displaystyle {}k\in \mathbb {N} }
, let
a
k
=
k
2
k
+
1
.
{\displaystyle {}a_{k}={\frac {k}{2k+1}}\,.}
Compute
∑
k
=
0
5
a
k
.
{\displaystyle \sum _{k=0}^{5}a_{k}.}
Create a solution