>[!tldr] Thereom Let $f(x)$ and $g(x)$ be [[Continuous]] [[Function|Functions]] on the [[Interval]] $[a, b]$. If $f(x) \ge g(x)$ on $x \in [a,b]$, then the [[Area]] between the graphs of $f(x)$ and $g(x)$ from $x=a$ to $x=b$ is: > $\huge \int_{a}^b \pa{f(x)-g(x)}\d x $ ![[../../00 Asset Bank/Pasted image 20240912160347.png|invert_B]]