The function is .

It is identity function.

Domain and range of identity function is .

The function is odd function. It is symmetric with respect to the origin.

Construct the table of values to find ordered pairs that satisfy the function.

Choose random values for and find the corresponding values for .

Graph the function :

1). Draw a coordinate plane.

2). Plot the points found in the table.

3). Connect the plotted points with a line.

Graph of the function :

.