Instructional Video

Radical Equations

There might be an extra solution. Pupils discover that the process of solving a radical equation is the same general process of solving any equation. They find out that in some instances, an extraneous solution occurs. Individuals then practice their skills during the video by working out examples followed by learning exercise problems.

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CCSS: Adaptable
Instructional Ideas
  • Lead a discussion on ways to spot extraneous solutions
Classroom Considerations
  • Individuals should know how to solve linear and quadratic equations
  • Fits as the third lesson in a series of four on radicals
  • This video is hosted on YouTube
Pros
  • Includes a check with all problems to look for extraneous solutions
  • Contains additional practice to help work toward mastery
Cons
  • None