Vertical Line Test
Calculus-Precalculus: FunctionsDownloadable Video - 2014
An equation is a function if it passes the vertical line test, which means that no perfectly vertical line intersects its graph at more than one point.
Publisher: [Place of publication not identified] :, KM Media, , 
Copyright Date: ©2014
Characteristics: 1 online resource (1 video file (6 min., 10 sec.)) : sd., col
Alternative Title: Calculus-Precalculus: Functions