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Example 2

Find all of the roots to the polynomial equation .
  1. List all the possible rational roots.
  2. Determine the number of possible roots of the polynomial equation.
  3. Test each possible rational root to find one root.
  4. Use synthetic division to find the roots of the depressed polynomial equation.
  5. List the roots of the original polynomial equation.
This applet is provided by Walch Education as supplemental material for their mathematics programs. Visit www.walch.com for more information.