Answer
The graph is super wiggly and bumpy. There does not seem to be any viewing windows in which the display portion of the graph is smooth.
Work Step by Step
The graph of $g(x)$ is plotted below.
As you can see, the graph is super wiggly and bumpy. There does not seem to be any viewing windows in which the display portion of the graph is smooth enough to have tangent lines, and therefore, is differentiable.