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en.wikipedia.org/wiki/Extraneous_and_missing_solutions

In mathematics, an extraneous solution (or spurious solution) is a solution, such as that to an equation, that emerges from the process of solving the problem but ...

Sal solves the following equation and eliminates the resulting extraneous solution: (x^2)/(x+2)=4/(x+2). Created by Sal Khan, Monterey Institute for Technology ...

www.mathwords.com/e/extraneous_solution.htm

A solution of a simplified version of an equation that does not satisfy the original equation. Watch out for extraneous solutions when solving equations with a ...

www.varsitytutors.com/hotmath/hotmath_help/topics/extraneous-solutions

Extraneous Solutions. An extraneous solution is a root of a transformed equation that is not a root of the original equation because it was excluded from the ...

www.algebra.com/algebra/homework/coordinate/Linear-systems.faq.question.372828.html

Extraneous solutions occur because we perform extraneous operations. ... BUT we know that x = 4 is not in the domain of the equation, hence cannot be a ...

www.algebra.com/algebra/homework/equations/Equations.faq.question.184295.html

Extraneous solutions of an equation are EXTRA solutions that work in subsequent equations that are obtained in trying to solve an equation, but that do NOT ...

www.montereyinstitute.org/courses/DevelopmentalMath/COURSE_TEXT2_RESOURCE/U16_L3_T1_text_final.html

Solve equations containing radicals. · Recognize extraneous solutions. · Solve application problems that involve radical equations as part of the solution.

www.icoachmath.com/math_dictionary/extraneous_solution.html

Definition of Extraneous Solution. Extraneous Solution is a solution of the simplified form of an equation that does not satisfy the original equation.

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