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A robot is programmed to start at the point (0, 0) on a grid and travels in a straight line to a point
2 units to the right and 2 units up from where it started. Then, it turns and travels 2 units directly
to the right. From there, it moves in a straight line 1 unit to the right and 4 units down. Then, it
moves in a straight line to a point one unit to the right and 6 units up. The path of the robot is
shown.
The robot's path, shown in the graph above is called f(x).
1. Identify the domain and range for f(x).