document.write( "Question 441900: Solve
\n" ); document.write( "12x^3+84x^2+120x=0
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Algebra.Com's Answer #304878 by rwm(914)\"\" \"About 
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first factor out 12x
\n" ); document.write( "12x*(x^2+7x+10) = 0
\n" ); document.write( "find factors of ten that add up to 7
\n" ); document.write( "5 and 2
\n" ); document.write( "12x (x+2) (x+5) = 0
\n" ); document.write( "the zeros are
\n" ); document.write( "0,2,5
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