From 91b49d894ef654e9be2b39bd60e0f0fff5c60967 Mon Sep 17 00:00:00 2001
From: ben-jaynes <1btjaynes@gmail.com>
Date: Fri, 2 Oct 2026 12:11:47 -0700
Subject: [PATCH] vault backup: 2026-10-02 12:11:47

---
 College/AU 26/MATH 224 (Multivar)/Class 10-2.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/College/AU 26/MATH 224 (Multivar)/Class 10-2.md b/College/AU 26/MATH 224 (Multivar)/Class 10-2.md
index ae7ca08..184185e 100644
--- a/College/AU 26/MATH 224 (Multivar)/Class 10-2.md	
+++ b/College/AU 26/MATH 224 (Multivar)/Class 10-2.md	
@@ -11,4 +11,6 @@
 	- defining region
 		- $$R=[a,b] \times [c,d]$$
 		- x values are between $a$ and $b$ , y values are between $c$ and $d$
+	- slice up solid into equations that can be integrated with one variable
+	- $$\int \int_{[a,b] \times [c,d]} f(x,y) dA = \int^b_{a} \int^d_{c}f(x,y)dy dx$$
 	- 
\ No newline at end of file