Difference between revisions of "009C Sample Final 2, Problem 4"
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| − | + | <span class="exam">(a) Find the radius of convergence for the power series | |
::::::<math>\sum_{n=1}^{+\infty} (-1)^n \frac{x^n}{n}.</math> | ::::::<math>\sum_{n=1}^{+\infty} (-1)^n \frac{x^n}{n}.</math> | ||
| − | + | <span class="exam">(b) Find the interval of convergence of the above series. | |
{| class="mw-collapsible mw-collapsed" style = "text-align:left;" | {| class="mw-collapsible mw-collapsed" style = "text-align:left;" | ||
Revision as of 17:40, 4 March 2017
(a) Find the radius of convergence for the power series
(b) Find the interval of convergence of the above series.
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Solution:
(a)
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(b)
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| Final Answer: |
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| (a) |
| (b) |