What is a Graph. An example of a discontinuous graph is y 1x since the graph cannot be drawn without taking your pencil off the paper. If needed Free graph paper is available.
F x x2.
The Vertical Line Test. 18 votes See 5 more replies. In this setting we often describe a function using the ruleyfx and create a graph of that function by plotting the ordered pairs xfx on the Cartesian Plane. A graph is a set of points called nodes or vertices which are interconnected by a set of lines called edges.