vault backup: 2025-10-13 16:00:57

2025-10-13 16:00:57 -06:00
parent 1e8ab2cda2
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--- a/education/math/MATH1220
+++ b/education/math/MATH1220
@@ -139,3 +139,5 @@ The behavior a given power series falls into one of three cases:
 3. The series will converge at a single point, $c$. 

 # Examples
+> When does the series $\sum_{n=0}^\infty \frac{x^n}{3^n}$ converge?
+1.  Solving for power series will pretty much start with the ratio test.