document.write( "Question 826774: a.The numbers left over from synthetic division make up the remaining factor. In this case, the numbers are 1, -1, and 6. They become the coefficients of the other polynomial. x^2-x-6. This gets factored further to find the remaining 2 factors. Find the 2 remaining factors of x^3-3x^2 -4x+12 by factoring x^2-x-6.\r
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document.write( "b. Find the factors:
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document.write( "x^3-x^2-17x-15=(x+3)( )( )\r
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document.write( "Any help is much appreciated.\r
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Algebra.Com's Answer #498248 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! a.The numbers left over from synthetic division make up the remaining factor. In this case, the numbers are 1, -1, and 6. \n" ); document.write( "They become the coefficients of the other polynomial. x^2-x-6. \n" ); document.write( "This gets factored further to find the remaining 2 factors. \n" ); document.write( "Find the 2 remaining factors of x^3-3x^2 -4x+12 by factoring x^2-x-6. \n" ); document.write( "---- \n" ); document.write( "x^2-x-6 = (x-3)(x+2) \r \n" ); document.write( "\n" ); document.write( "b. Find the factors of x^3-x^2 -17x - 15: \n" ); document.write( "------- \n" ); document.write( "-3)....1....-1....-17....-15 \n" ); document.write( "....1.....-4....-5...|..0 \n" ); document.write( ". \n" ); document.write( "-1).....1...-4..-5 \n" ); document.write( "........1...-5..|0\r \n" ); document.write( "\n" ); document.write( "Then x = 5 is a root.\r \n" ); document.write( "\n" ); document.write( "So, x^3-x^2-17x-15=(x+3)(x+1)(x-5) \n" ); document.write( "============ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=============== \n" ); document.write( " \n" ); document.write( " |