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## Extraneous and missing solutions

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 ...

## How to solve a rational equation with an extraneous solution

Sal solves the following equation and eliminates the resulting extraneous solution: (x^2)/(x+2)=4/(x+2).

## Mathwords: Extraneous Solution

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 ...

Mar 26, 2012 ... 2.Extraneous solution when solving radical equations HOWEWORK p623 gotit at top of page #5 and lesson check #4 and 5, and practice ...

## Finding extraneous solutions in rational algebraic equations

learnzillion.com/lesson_plans/6701-finding-extraneous-solutions-in-rational-algebraic-equations

In this lesson you will learn to identify extraneous solutions in rational equations by checking solutions.

## Extraneous solutions - Centrale des maths

mathcentral.uregina.ca/QQ/database/QQ.09.02/paul2.html

What is an extraneous solution and in what cases do you get one? ... extraneous solutions can arise, division by zero and squaring both sides of an equation.

## Definition and examples Extraneous Solution | Define Extraneous ...

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.

## How Do You Solve a Rational Equation With an Extraneous Solution ...

www.virtualnerd.com/algebra-1/rational-expressions-functions/solve/special-solutions/linear-variables-in-denominator-extraneous-solution-example

Want some extra practice solving rational equations? ... lcd; excluded value; extraneous solution; excluded value solution; undefined; zero denominator.

Such an equation is called an extraneous solution. Remember to always check your solutions in the original equation to discard the extraneous solutions.

## Definition of Extraneous Root - Math is Fun

www.mathsisfun.com/definitions/extraneous-root.html

A solution to an equation that SEEMS to be right, but when we check it (by substituting it into the original equation) turns out NOT to be right. Example: you have ...

### Extraneous Solutions - Hotmath

hotmath.com

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 ...

### Solving Radical Equations: Examples - Purplemath

www.purplemath.com

Solving Radical Equations: Examples (page 2 of 6) ... at x = 10, from the first graph, is still there, but now a second, extraneous, solution has appeared at x = 5 !

### SOLUTION: What are extraneous solutions of an equation? Why do ...

www.algebra.com

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 ...