Instructional Video

Polynomial Long Division: Degree 3 Divided by ax+b with Remainder

Curated and Reviewed by Lesson Planet

Dividing a degree three polynomial by a linear divisor is a several step process. Pupils see how to use long division to divide a polynomial by a linear divisor. The video then works through the steps of finding the terms of the quotient and determining the remainder.

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CCSS: Adaptable
Additional Tags
Instructional Ideas
  • Brainstorm when it might be obvious there will be a remainder
  • Have the class come up with their own problems to practice
Classroom Considerations
  • Scholars should know how to multiply a polynomial by a monomial
  • This video is hosted on YouTube
Pros
  • Uses colors to highlight changing the sign during the subtraction
  • Shows two ways to write the answer
Cons
  • None
Common Core