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Vertical bar - Wikipedia

en.wikipedia.org/wiki/Vertical_bar

The vertical bar ( | ) is a computer character and glyph with various uses in mathematics, computing, and typography. It has many names, often related to particular meanings: Sheffer stroke (in logi...

What Are Vertical Lines? | Virtual Nerd

www.virtualnerd.com/algebra-1/linear-equation-analysis/intercept/horizontal-vertical-lines/vertical-line-definition

In this tutorial, learn all about vertical lines including their slope and what the ... An undefined slope (or an infinitely large slope) is the slope of a vertical line!

Functions - Cool math Algebra Help Lessons - The Vertical Line Test

www.coolmath.com/algebra/15-functions/03-vertical-line-test-01

This algebra lesson explains how to use the vertical line test to see if something is a function or not.

Horizontal and Vertical Lines - Interactive Maths Series software

www.mathsteacher.com.au/year8/ch15_graphs/05_hor/ver.htm

Plotting a horizontal line and plotting a vertical line.

Horizontal and Vertical Lines - Math Forum

mathforum.org/cgraph/cslope/horizontal.html

Horizontal and Vertical Lines. Lines that never slant up or down are called horizontal lines. Here is a picture of some horizontal lines: ...

Does a vertical line represent a function? | Recognizing functions ...

www.khanacademy.org/math/algebra-home/alg-functions/alg-recognizing-functions-ddp/v/recognizing-functions-example-2

Explaining why a vertical line doesn't represent a function.

IXL - Graph a horizontal or vertical line (Algebra 1 practice)

www.ixl.com/math/algebra-1/graph-a-horizontal-or-vertical-line

Fun math practice! Improve your skills with free problems in 'Graph a horizontal or vertical line' and thousands of other practice lessons.

Mathwords: Vertical Line Test

www.mathwords.com/v/vertical_line_test.htm

A test use to determine if a relation is a function. A relation is a function if there are no vertical lines that intersect the graph at more than one point. See also.

Vertical Line | Definition of Vertical Line by Merriam-Webster

www.merriam-webster.com/dictionary/vertical line

a line perpendicular to a surface or to another line considered as a base: such as a : a line perpendicular to the horizon b : a line parallel to the sides of a page ...

Graphing Calculator - Graphing Vertical Lines - MathBits.com

mathbits.com/MathBits/TISection/General/VerticalLine.htm

It is possible to draw vertical lines using the DRAW commands. Unfortunately, lines drawn with these commands cannot utilize any of the graphing features such ...

Answer
A vertical line is parallel to the y-axis of a coordinate graph and every point on the line has the same x-coordinate. Vertical lines have no defined slope.
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Horizontal and Vertical Lines 1 | Coolmath.com

www.coolmath.com

Horizontal and Vertical Lines. What if we want to graph this? y = -2. Hmm... It doesn't look like there's enough there! Where's the x? We're used to these: Ax + By ...

Vertical line definition. (Coordinate Geometry) - Math Open Reference

www.mathopenref.com

A vertical line is one the goes straight up and down, parallel to the y-axis of the coordinate plane. All points on the line will have the same x-coordinate. In the ...

Vertical line: traits, examples and usage in mathematics

www.mathwarehouse.com

Graphs, equations and properties of vertical lines explained with pictures and examples.