update

2025-03-25 22:30:10 -05:00
parent 6f838c6fcd
commit 2ed300e35e
2 changed files with 199 additions and 0 deletions
--- a/pages/Math416/Exam_reviews/Math416_E1.md
+++ b/pages/Math416/Exam_reviews/Math416_E1.md
@@ -208,6 +208,13 @@ $$
 \int \frac{1}{x^2+a^2} dx=\frac{1}{a}\arctan(\frac{x}{a})
 $$

+$$
+\int \frac{1}{\sqrt{x^2-a^2}} dx=\ln|x+\sqrt{x^2-a^2}|
+$$
+
+$$
+\int \frac{1}{\sqrt{x^2+a^2}} dx=\ln|x+\sqrt{x^2+a^2}|
+$$

 ## Chapter 1 Complex Numbers