Formula:1005

Digital Library of Mathematical Functions ID 2.11.E9

${\displaystyle{\displaystyle\frac{1}{1+t}=\sum_{s=0}^{n-1}(-1)^{s}t^{s}+(-1)^{n}\frac{t^{n}}{1+t},}}$

Constraint(s)

${\displaystyle{\displaystyle t\neq-1}}$

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