$\"\"$

The function is $\"\"$ .

Graph the function $\"\"$ .

(1) Draw the coordinate planes.

(2) Plot the points.

$\"\"$

Observe the graph:

The graph $\"\"$ has a relative maximim of $\"\"$ at $\"\"$ and at $\"\"$ and a relative minimum of $\"\"$ at $\"\"$ and $\"\"$ at $\"\"$ .

$\"\"$

Draw the table using the values of the obtained graph.

\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \

Observe the graph:

The function $\"\"$ has a relative maximim of $\"\"$ at $\"\"$ and at $\"\"$ and a relative minimum of $\"\"$ at $\"\"$ and $\"\"$ at $\"\"$ .

$\"\"$

The graph $\"\"$ has a relative maximim of $\"\"$ at $\"\"$ and at $\"\"$ and a relative minimum of $\"\"$ at $\"\"$ and $\"\"$ at $\"\"$ .