Answer
please see image
(graph of g(x) is red)
.
Work Step by Step
Refer to Table 2.4 (page 279):
Graph $y=f(x)-2$ by
lowering the graph of f(x) by 2 units
.. for each (x,y) on the graph of f(x) (blue),
plot ($x, y-2$) on the graph of g(x)
(red graph)