document.write( "Question 470269: I am stuck on this problem. I know the idea behind it but I cannot see the solution. I believe the common factor is 4 but it does not pan out.Can someone please show me step by step how to solve this? Help!!!
\n" ); document.write( "Factor completely. 4x^4-20x^3+28x^2.
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Algebra.Com's Answer #322581 by nerdybill(7384)\"\" \"About 
You can put this solution on YOUR website!
4x^4-20x^3+28x^2
\n" ); document.write( "factoring out a 4:
\n" ); document.write( "4(x^4-4x^3+7x^2)
\n" ); document.write( "factoring out x^2:
\n" ); document.write( "(4x^2)(x^2-4x+7)\r
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