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Polynomial Factor Theorem

If a polynomial P(x) has a root x=a, i.e., if P(a)=0, then x-a is a factor of P(x).

See also

Polynomial, Polynomial Factorization

This entry contributed by Mark Hudson

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References

Spector, L. "Roots of Polynomials of Degree Greater than 2." http://www.themathpage.com/aPreCalc/factor-theorem.htm.Stapel, E. "The Factor Theorem." http://www.purplemath.com/modules/factrthm.htm.

Referenced on Wolfram|Alpha

Polynomial Factor Theorem

Cite this as:

Hudson, Mark. "Polynomial Factor Theorem." From MathWorld--A Wolfram Web Resource, created by Eric W. Weisstein. https://mathworld.wolfram.com/PolynomialFactorTheorem.html

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