$\"\"$

Observe the graph.

The function represents a absolute function.

The general form of parabola equation is $\"\"$ , where $\"\"$ is vertex of the function.

Vertex of the function is $\"\"$ .

Absolute function is $\"\"$ .

The function is $\"\"$ .

$\"\"$

Find the derivative of the function.

Definition of derivative of the function : $\"\"$ .