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[tex]\sum_{k=1}^{\infty}\frac{2+\left(-1 \right)^{k}}{5^{k}}[/tex]
Hello, I am trying to determine if this series converges or diverges. I have tried comparison test and d'Alembert's test but I was not successful
Can anyone suggest me a test learned in Calculus 2 that will work?
Thank you
Hello, I am trying to determine if this series converges or diverges. I have tried comparison test and d'Alembert's test but I was not successful
Can anyone suggest me a test learned in Calculus 2 that will work?
Thank you