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quadratic equation

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The definition of a quadratic equation is one in which one of the terms is raised to the second power (squared).

(noun)

An example of a quadratic equation is 2x² + 4x + 4.

See quadratic equation in Webster's New World College Dictionary

Algebra an equation in which the second power, or square, is the highest to which the unknown quantity is raised

See quadratic equation in American Heritage Dictionary 4

noun

An equation in which one or more of the terms is squared but raised to no higher power, having the general form ax² + bx + c = 0, where a, b, and c are constants.

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