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Mathematics
...expression]]s. Algebra revolves around the concept of the [[variable]], an unknown quantity given a name and usually denoted by a letter or symbol. Many conte

6 KB (902 words) - 12:53, 3 September 2019
Quadratic equation
...(that is, they do not depend on <math>x</math>) and <math>x</math> is the unknown variable. Quadratic equations are solved using one of three main strategie

2 KB (264 words) - 12:04, 15 July 2021
Algebra
...expression]]s. Algebra revolves around the concept of the [[variable]], an unknown quantity given a name and usually denoted by a letter or symbol. Many conte

3 KB (369 words) - 21:18, 18 June 2021
Correspondence
...in [[combinatorics]] in order to count the elements of a set whose size is unknown. Bijections are also very important in [[set theory]] when dealing with ar

2 KB (289 words) - 17:17, 13 February 2009
Bijection
...in [[combinatorics]] in order to count the elements of a set whose size is unknown. Bijections are also very important in [[set theory]] when dealing with ar

1,016 bytes (141 words) - 03:39, 29 November 2021
Base numbers
* Suppose <math>P(x)</math> is an unknown polynomial, of unknown degree, with nonnegative integer coefficients. Your goal is to determine th

4 KB (547 words) - 17:23, 30 December 2020
Prime Number Theorem
actual asymptotic behavior is apparently unknown.)

10 KB (1,729 words) - 19:52, 21 October 2023
Constant
...lue, unlike a [[variable]] that can change or that is used to represent an unknown value.

1 KB (241 words) - 19:39, 30 January 2007
Variable
A '''variable''' is a symbol used to represent either a quantity which is unknown (for example, the solutions of a [[quadratic equation]]) or a quantity whic ...rd problem]]s can often be solved using variables to represent desired but unknown [[expression]]s.

1 KB (203 words) - 21:35, 15 November 2007
1995 AIME Problems/Problem 12
...= (0, - 1,0),</math> and <math>O = (0,0,z),</math> where <math>z</math> is unknown.

8 KB (1,172 words) - 21:57, 22 September 2022
1999 AIME Problems/Problem 12
Let unknown side has length as <math>x</math>, Assume three sides of triangles are <mat

3 KB (472 words) - 19:03, 21 June 2024
University of South Carolina High School Math Contest/1993 Exam/Problem 6
Let the unknown be <math>x</math>. Initially, we have something of price <math>Q</math>.

2 KB (299 words) - 21:06, 5 July 2017
IMO Problems and Solutions
* [[1968 IMO Problems/Problem 1 | Problem 1]] proposed by Unknown Author, Romania (taken from a Romanian problem book)

35 KB (4,009 words) - 20:25, 21 February 2024
Angle
...a technique where solvers apply angle properties determine the measures of unknown angles. It is commonly used in geometry problems. Usually this can use a v ...ngles are founded in a [[polygon]], one can use angle formulas to find the unknown angle.

4 KB (597 words) - 18:39, 9 May 2024
2007 USAMO Problems/Problem 2
...least <math>\sqrt{13}</math>. The extremal radius of a covering family is unknown.

5 KB (754 words) - 03:41, 7 August 2014
2006 Alabama ARML TST Problems/Problem 9
She has a dozen unknown donuts: D, D, D, D, D, D, D, D, D, D, D, D. We can set dividers between the

1 KB (181 words) - 09:56, 18 June 2008
2008 AMC 10B Problems/Problem 24
Let the unknown <math>\angle BAD</math> be <math>x</math>.

12 KB (1,944 words) - 17:15, 20 January 2024
Millennium Problems
...ogram in polynomial time, given a certificate. Whether <math>P = NP</math> unknown, though many problems can be shown to be NP-complete - that is, if a proble

13 KB (1,969 words) - 17:57, 22 February 2024
2004 AMC 12B Problems/Problem 22
All the unknown entries can be expressed in terms of <math>b</math>.

3 KB (499 words) - 00:51, 20 October 2021
1985 AJHSME Problems/Problem 22
Now that we have the denominator, the only unknown remaining is <math>b</math>. To solve for <math>a</math>, let's use the sam

2 KB (338 words) - 10:03, 10 June 2024

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