There are 4 ways to describe a general line (not passing through
the origine, neigher vertical nor horizontal) in the cartesian plane:
by an implicite equation, an equation giving *y* as a function of *x*, one giving
*x* as a function of *y*, or a system of parametric equations.

Other exercises on:

The most recent versionPlease take note that WIMS pages are interactively generated; they are not ordinary HTML files. They must be used interactively ONLINE. It is useless for you to gather them through a robot program.

- Description: exercise : recognize a line by equation or by graph. interactive exercises, online calculators and plotters, mathematical recreation and games
- Keywords: interactive mathematics, interactive math, server side interactivity, geometry, algebra, lines, parametric_curves