From 59e96d8fa2853364b18e9989ecba8747c1c132ae Mon Sep 17 00:00:00 2001 From: arc Date: Wed, 1 Oct 2025 12:29:00 -0600 Subject: [PATCH] vault backup: 2025-10-01 12:29:00 --- education/math/MATH1220 (calc II)/Sequences.md | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/education/math/MATH1220 (calc II)/Sequences.md b/education/math/MATH1220 (calc II)/Sequences.md index 9d4fa8b..99e6a08 100644 --- a/education/math/MATH1220 (calc II)/Sequences.md +++ b/education/math/MATH1220 (calc II)/Sequences.md @@ -77,5 +77,6 @@ Converges to $\dfrac{a}{1-r}$ if $|r| < 1$ or diverges if $|r| >= 1$. # Examples: > Determine if the series $\sum_{n=1}^{\infty}35(7^{-n} * 2^{n-1})$ diverges or converges. If it converges, state where. -1. Rewrite $7^{-n}$ to move it out of the exponent +1. Rewrite $7^{-n}$ as $(\frac{1}{7})^n$ to be closer to the form $ar^n$ +$$ = \sum_{n=1}^\infty 35*($$ 2. \ No newline at end of file