Lesson Plan

Radicals and Conjugates

Curated and Reviewed by Lesson Planet

Make the irrational rational again! Continuing the theme from previous lessons in the series, the lesson plan relates the polynomial identity difference of squares to conjugates. Learners develop the idea of a conjugate through analysis and use them to rationalize denominators.

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CCSS: Designed
Additional Tags
Instructional Ideas
  • Begin with review of simplifying and basic operations with radicals
  • Use to introduce the meaning and purpose of a conjugate
Classroom Considerations
  • Learners should already have knowledge of simplifying, multiplying, and dividing radicals
Pros
  • Provides tips for scaffolding for individuals or classes needing more detailed instruction
  • Includes supplemenatry materials to complete the lesson
Cons
  • None
Common Core