- #1
cowmoo32
- 122
- 0
Homework Statement
"Find the radius of convergence and interval of convergence of the series"
[tex]\sum_{n=0}^\infty \frac{x^n}{n!}[/tex]
Homework Equations
Ratio Test
The Attempt at a Solution
[tex]\lim{\substack{n\rightarrow \infty}} |x/n+1|[/tex]
(I can't seem to get the |x/n+1| to move up where it should be)
Here's what I don't understand. What do I do if I have an N left over when I get this far?
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