Extraneous solutions of radical equations | Mathematics III | High School Math | Khan Academy
5:22
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Extraneous solutions of radical equations | Mathematics III | High School Math | Khan Academy
Sal gives an example of how an extraneous solution arises when solving 2x-1=√(8-x). Watch the next lesson: https://www.khanacademy.org/math/math-1-2-3/math3/math3-radical-eq-func/math3-extraneous-solutions/v/finding-radical-equation-with-given-extraneous-solution?utm_source=YT&utm_medium=Desc&utm_campaign=highschoolmath Missed the previous ...
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