Expression

Pronunciation: /ɪkˈsprɛ ʃən/ Explain

An expression is a set of variables, numbers, operators, parenthesis and functions without any equal sign or inequalities that has mathematical meaning. Examples of expressions include:
5x+2
x2-2x+3
(a+3)(a-3)

Examples of mathematical formulas that are not an expression are:
t = 4
0 = x2-4x+2
x+5 ≤ 37

References

  1. Keigwin, H. W.. Principles of Elementary Algebra. pg 4. www.archive.org. Ginn & Company. 1886. Last Accessed 8/6/2018. http://www.archive.org/stream/principlesofelem00dupurich#page/4/mode/1up/search/expression. Buy the book
  2. Alan S. Tussy, R. David Gustafson. Elementary and Intermediate Algebra. 4th edition. pp 74-78. Brooks Cole. April 7, 2008. Last Accessed 8/6/2018. Buy the book

Cite this article as:

McAdams, David E. Expression. 7/9/2018. All Math Words Encyclopedia. Life is a Story Problem LLC. http://www.allmathwords.org/en/e/expression.html.

Revision History

7/5/2018: Removed broken links, updated license, implemented new markup, implemented new Geogebra protocol. (McAdams, David E.)
2/3/2010: Added "References". (McAdams, David E.)
8/1/2008: Added several vocabulary links. (McAdams, David E.)
7/12/2007: Initial version. (McAdams, David E.)

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