If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

Though not a tool for producing graphs from a set of data, Photoshop has ample tools for making graphs appear visually stunning. The Shape tool enables you to create a repeatable grid to build the ...

A parabola is a curved line with particular characteristics. Any point on the curve is the same distance from a fixed point and a fixed straight line. The result looks like half of an ellipse or the ...