The intercept of the function is .
The end behavior of the function is and
.
From the end behavior :
\Domain of the function is .
Range of the function is .
The function is continuous .
Decreasing on the interval : .
Graph :
\1. Draw a coordinate plane.
\2. Plot the coordinate point .
3. Then sketch the graph, connecting the point with a smooth curve.
\Observe the above graph the function has no symmetry.
\Domain of the function is .
Range of the function is .
The function has no symmetry.
\The function is continuous .
Increasing on the interval : .
Graph :
\