This graph represents the basic square function with four transformations.
It is reflected about the x-axis, stretched vertically by a factor of 2, vertically shifted up 3 units and horizontally shifted to the left 1 unit.

The anchor points (-1,1) (0,0) (1,1)
become (-2,1) (-1,3) (0,1).

Click on "original function" above to compare this graph to the basic square graph.

Unsure of graphing functions? Read about graphing using transformations.