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10.10: Solutions Using the Discriminant

Difficulty Level: At Grade Created by: CK-12
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Vocabulary

TermDefinition
discriminant The discriminant is the part of the quadratic formula under the radical, b^2 - 4ac. A positive discriminant suggests two real roots to the quadratic equation, a zero suggests one real root with multiplicity two, and a negative indicates two complex roots.
Double Root A solution that is repeated twice.

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Difficulty Level:
At Grade
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Date Created:
Oct 01, 2012
Last Modified:
Jan 31, 2017
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MAT.ALG.910.L.2