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Algebra

Alegra is the study of operations and their application to solving equations.

Contributors in Algebra

Algebra

Circle

Mathematics; Algebra

The set of all points in a plane such that the distance (radius) from a given point (center of the circle) is constant.

Closure

Mathematics; Algebra

A set of numbers is closed under an operation if combining any two elements in the set by that operation yields a number in the set.

Complement of an event

Mathematics; Algebra

Event A is a com- plement of event B with respect to sample spaceS if and only if A and 8 include all outcomes of S, and A and B have no outcomes in common.

Completing the square

Mathematics; Algebra

A method used to solve a quadratic equation in which a number is added to both sides of the equation so that one side is a perfect square.

Complex conjugate

Mathematics; Algebra

For all real numbers a and ''b, a'' + bi and a - ''bi'' are complex conjugates.

Complex fraction

Mathematics; Algebra

A fraction that has frac- tions in either the numerator or the denominator or both.

Complex number

Mathematics; Algebra

A number of the form a + ''bi'', where a and b are real numbers and i is the imaginary unit.

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