Unknown

From Conservapedia - Reading time: 1 min

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In mathematics, when a letter is used to represent a number or set of numbers it is called an unknown. This letter usually has a very specific range of values, unlike a variable which can be changed arbitrarily to alter the value of a function which acts on the variable.^[1]

References[edit]

1. ↑ http://www.icoachmath.com/Sitemap/Unknown.html