Pre-Calculus/Trig 3 Name __________________________________
Zeros of Polynomials Worksheet
Use the Rational Root Theorem and Descartes Rule of Signs to determine the zeros of the polynomial. Show all work on a separate piece of paper.
1.
2.
3.
4.
5.
6.
Given a root of the equation, find any remaining roots.
7. ; x = 3
8. ; x =
Write the equation of least degree given the roots.
9. x = 3, -1, and 5
10. x = -3 and x =
Pre-Calculus/Trig 3 Name __________________________________
Zeros of Polynomials Worksheet
Use the Rational Root Theorem and Descartes Rule of Signs to determine the zeros of the polynomial. Show all work on a separate piece of paper.
1.
2.
3.
4.
5.
6.
Given a root of the equation, find any remaining roots.
7. ; x = 3
8. ; x =
Write the equation of least degree given the roots.
9. x = 3, -1, and 5
10. x = -3 and x =