deletions | additions       diff --git a/untitled.tex b/untitled.tex  index c73e547..b7fd818 100644  --- a/untitled.tex  +++ b/untitled.tex 
...
= \frac{-\pi i}{3}\\  \end{align*}  Hence, $\int_{c[-2,3]} \frac{dz}{z^2-2z-8}=\frac{-\pi i}{3}$  By Theorem 4.23(Cauchy's 4.23 (Cauchy's  Theorem): if f is holomorphic in $mathbb\{C}\setminus\left\{-2\right\}$ $mathbb{C}\setminus\left\{-2\right\}$  and