document.write( "Question 1157623: A polynomial or degree3, with integer coefficients that has zeros root3i and o is \r
\n" ); document.write( "\n" ); document.write( ": x^3 - 2x^2 + 4x\r
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\n" ); document.write( "\n" ); document.write( ": 3x^3 - 3x^2 + xi \r
\n" ); document.write( "\n" ); document.write( ": x^3 + 3x \r
\n" ); document.write( "\n" ); document.write( ": x^3 - x^2 + xroot3i
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Algebra.Com's Answer #780490 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Its other zero is the conjugate of \r\n" );
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document.write( "\"sqrt%283%29i\"\r\n" );
document.write( "which is\r\n" );
document.write( "\"-sqrt%283%29i\"\r\n" );
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document.write( "So its zeros are \r\n" );
document.write( "\"matrix%281%2C5%2Csqrt%283%29i%2C+%22%2C%22+%2C-sqrt%283%29i%2C+%22%2C%22%2C+0%29\" \r\n" );
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document.write( "If a polynomial of degree n has leading coefficient 1, the coefficient of\r\n" );
document.write( "xn-1 is the -1 times the sum of all zeros.\r\n" );
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document.write( "The sum of all the zeros is \r\n" );
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document.write( "\"%28sqrt%283%29i%29%2B%28-sqrt%283%29i%29%2B0\"\r\n" );
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document.write( "which is 0.\r\n" );
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document.write( "The only choice which has 0 for the coefficient of x² is\r\n" );
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document.write( "x^3 + 3x\r\n" );
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document.write( "Edwin

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