How to find extraneous solutions

Extraneous solutions are values that we get when solving equations that aren't really solutions to the equation. How do you know if a solution is extraneous? To tell if a solution is extraneous

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What Is An Extraneous Solution? (3 Key Concepts To Know)

Find the extraneous solution for the radical equations given below. Problem 1 : √(x + 4) = x - 2. Solution : √(x+4) = x-2. Take power 2 on both sides. [√(x + 4)] 2 = (x-2) 2. x + 4 = x 2 - 2x(2) + 2

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Extraneous solutions calculator

Recognize the potential for an extraneous solution. Recall that after isolating the radical on one side of the equation, you then squared both sides to remove the radical sign.

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Extraneous Solutions

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Identify Extraneous Solutions to Radical Equations

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 domain of the original equation.