For which numbers is this convergence?

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SUMMARY

The discussion centers on determining the convergence of a series for specific values of x using the d'Alembert ratio test. The user, venke, expresses difficulty in applying this method effectively. The d'Alembert test is a mathematical tool used to analyze the convergence of series, particularly useful for series involving factorials or exponential functions. The conversation highlights the need for clarity on the conditions under which the series converges.

PREREQUISITES
  • Understanding of series convergence concepts
  • Familiarity with the d'Alembert ratio test
  • Basic knowledge of mathematical analysis
  • Experience with limits and sequences
NEXT STEPS
  • Study the application of the d'Alembert ratio test in detail
  • Research examples of series that converge and diverge
  • Explore alternative convergence tests such as the root test
  • Learn about the implications of convergence in mathematical analysis
USEFUL FOR

Mathematicians, students in advanced calculus, and anyone interested in series convergence analysis will benefit from this discussion.

venke
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Hi,

I need to know for which nubers of x the serie is convergence.

1.JPG


Is this possible whith d'Alombert? I have tried, but with no result.

Greets,
venke
 
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