document.write( "Question 79799: suppose that a polynomial function of degree 5 with rational coefficients has 3, sq root of 7, 4-2i as zeroes. find the other zeros \n" ); document.write( "
Algebra.Com's Answer #57258 by rapaljer(4671)\"\" \"About 
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Polynomial functions with rational coefficients always have irrational and complex zeros in conjugate pairs. That is a fancy way of saying that if you have a zero of \"sqrt%287%29\",then you also have a zero at \"-sqrt%287%29\". If you have a zero at \"4-2i\", then you also have a zero at \"4%2B2i\".\r
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