document.write( "Question 57340: factoring trinomials by grouping
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Algebra.Com's Answer #39043 by Nate(3500)\"\" \"About 
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12y^3 + 28y^2 + 16y
\n" ); document.write( "4y(3y^2 + 7y + 4)
\n" ); document.write( "4y(3y^2 + 3y + 4y + 4)
\n" ); document.write( "4y((3y^2 + 3y) + (4y + 4))
\n" ); document.write( "4y(3y(y + 1) + 4(y + 1))
\n" ); document.write( "4y(3y + 4)(y + 1)
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