document.write( "Question 761182: Let f be a fourth-degree polynomial function with real coefficients. Three of the zeros of f are -1,2, and 3+2i. What is the fourth zero? Explain \n" ); document.write( "

Algebra.Com's Answer #463083 by josgarithmetic(39620) $\"\"$ $\"About$

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The situation is comparable to a quadratic equation which has two complex zeros. Complex zeros having imaginary components occur in conjugate pairs. The conjugate of 3+2i is 3-2i. \n" ); document.write( "

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