Answer
$[-6,2)\cup(2,5)\cup(5,6]$
Work Step by Step
As depicted in the graph, we can see that the left-most x-value is $-6$ and the right-most value of $x$ is $6$.
The function is undefined at $2$ and $5$.
Therefore, the required correct domain is:
$[-6,2)\cup(2,5)\cup(5,6]$
