$\"\"$

The characteristics of the function are $\"\"$ and $\"\"$ .

$\"\"$ for $\"\"$ .

The slope of the function is positive for all values except at $\"\"$ .

A third degree equation has positive slope for all values except at $\"\"$ .

Assume the function as $\"\"$ .

$\"\"$

Graph :

Graph the function $\"\"$ .

$\"\"$

The function is $\"\"$ .