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Unformatted text preview: ugate is also a root the In other words, irrational roots occur in conjugate pairs. If If 3 is a root, then − 3 is a root If 3, 7 and 2 − i are roots of a polynomial with integer coefficients, find two additional roots. two Find a thirddegree polynomial equation degree with rational coefficients that has roots 3 and 1 + i What is the degree of this polynomial? What 2...
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 Fall '09
 Johnson
 Algebra

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