Forming Polynomial Equations with Roots


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question 1 of 3

How many roots would the following polynomial have?

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1. If the roots of a polynomial are 2, 4 and -5, what are the factors?

2. Write the factors of the polynomial with roots, 3, -3 and 6.

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About This Quiz and Worksheet

Polynomial equations formed by roots are what you can test yourself on in this quiz and worksheet combination. You are asked questions about the number of roots in a given polynomial as well as writing out a polynomial with a given set of roots.

Quiz and Worksheet Goals

Expect to use the following procedures in the questions of this quiz:

  • Finding the number of roots in a polynomial
  • Writing the factors for a given set of polynomials
  • Changing signs of roots, as needed
  • Multiplying for solutions

Skills Practiced

  • Problem solving - Use what you know to solve practice problems with a given set of roots
  • Information recall - remember what you have learned about the connection between the exponents and the degrees of polynomials
  • Knowledge application - apply what you know to solve problems with positive and negative roots

Additional Learning

To find out more, head to the lesson titled Forming Polynomial Equations with Roots. There, you can look into the additional content listed below:

  • Degrees of polynomials
  • Like terms
  • More practice problems