The given expression
.
(Factor the nominator of the rational expression)
(Cancel common terms)
Therefore, the graph of
is the graph of
with a hole at
.
represents a hole in the graph.
Graph:
\=(x%5E2-8x+16)%20by%20(x-4).gif\")
The graph of the function
is
=(x%5E2-8x+16)%20by%20(x-4).gif\")