Will Mark Brainliest:

The graph of a piecewise-defined function is shown below.

On the interval (x≤1, x<1, x≤0, x<0) the function is given by the

rule (x=1, x=-1, y=1, y=-1), and on the interval (x≥1, x>1, x≥0, x>0)

the function is given by the rule (x=1, x=-1, y=1, y=-1).