The function is $\"\"$ .

The function $\"\"$ is called piecewise defined function.

Find the domain of $\"\"$ .

If $\"\"$ then the function is $\"\"$ .

All possible values of $\"\"$ is the domain of the function.

The function does not have any radicals.

The domain of the function is the set of all real numbers.

Find the domain of $\"\"$ is

If $\"\"$ then the function is $\"\"$ .

All possible values of $\"\"$ is the domain of the function.

The function does not have any radicals.

The domain of the function is the set of all real numbers.

Domain of the piecewise function $\"\"$ is $\"\"$ .

Graph :

Graph of the piecewise function $\"\"$ :

$\"\"$

Solid circle in the graph indicates that the point is included in the function.

Domain of the piecewise function $\"\"$ is $\"\"$ .

Graph of the piecewise function $\"\"$ is

$\"\"$