From 6d15b077513717de1566763e83d8d11e78d6a004 Mon Sep 17 00:00:00 2001 From: zleyyij Date: Fri, 15 Dec 2023 09:25:09 -0700 Subject: [PATCH] vault backup: 2023-12-15 09:25:09 --- education/math/Domain.md | 7 +++++++ 1 file changed, 7 insertions(+) create mode 100644 education/math/Domain.md diff --git a/education/math/Domain.md b/education/math/Domain.md new file mode 100644 index 0000000..a2c2370 --- /dev/null +++ b/education/math/Domain.md @@ -0,0 +1,7 @@ +# Examples + +Given the below problem, the two equations can't simplified further. So to find the domain, you need to look for the domain where they're both valid, eg $[-2, 5]$. +$$ \sqrt{x+2} + \sqrt{5-x} $$ +The below example has a domain of $[-2, 5)$ because $x$ cannot equal 0 for the denominator +$$ \frac{\sqrt{x+2}}{\sqrt{5-x}} $$ +Assuming $f(x) = \frac{2}{x-3}$, \ No newline at end of file