Answer
please see image
(graph of g(x) is red)
.
Work Step by Step
Refer to Table 2.4 (page 279):
Vertically shrink the graph of f(x) by factor $\displaystyle \frac{1}{2}$.
.. for each (x,y) on the graph of f(x),
plot ($x, \displaystyle \frac{y}{2}$) on the graph of g(x)