trieund03 trieund03

04-10-2021
Mathematics

contestada

X∞n=0
(2
n + 1)
x
2
n

Respuesta :

german757575 german757575

06-10-2021

Answer:3

If x=0 or x=1 it is trivial, so 0<x<1. Define a=1−x2, then 0<a<1.

Step-by-step explanation:

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