(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

Find the radius of convergence of

(-1)^n(i^n)(n^2)(Z^n)/3^n

3. The attempt at a solution

i have got to lZl i (n+1)^2/3n^2

but am unsure how to complete it...

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# Homework Help: Radius of convergence

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