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.

Concepts

division polynomials, polynomial expressions, polynomials, remainders, long division

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Additional Tags

math

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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

SL.9-10.2 MP6 HSA-APR.D.6