document.write( "Question 628978:
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document.write( "I did this:
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document.write( "(2x^3+9x^2-56x)(3x+10)=0
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document.write( "6x^4+27x^3-168x^2+20x^3+90x^2-560x=0
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document.write( "6x^4+47x^3-78x^2-560x=0
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document.write( "6x^3+47x^2-78x-560=0\r
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document.write( "But I do not know what to do afterwards (I am supposed to solve for x). \n" );
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Algebra.Com's Answer #395940 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "I did this: \n" ); document.write( "(2x^3+9x^2-56x)(3x+10)=0 \n" ); document.write( "6x^4+27x^3-168x^2+20x^3+90x^2-560x=0 \n" ); document.write( "6x^4+47x^3-78x^2-560x=0 \n" ); document.write( "6x^3+47x^2-78x-560=0\r \n" ); document.write( "\n" ); document.write( "But I do not know what to do afterwards (I am supposed to solve for x). \n" ); document.write( "---------------- \n" ); document.write( "Go back to this: \n" ); document.write( " \n" ); document.write( "x = 0 \n" ); document.write( "------ \n" ); document.write( " \n" ); document.write( "3x+10 = 0 \n" ); document.write( "x = -10/3 \n" ); document.write( "========== \n" ); document.write( " \n" ); document.write( "Solve the remaining quadratic. \n" ); document.write( " \n" ); document.write( " |