document.write( "Question 39588This question is from textbook
\n" ); document.write( ": Factor x^4 - 18x^2 + 81 \n" ); document.write( "

Algebra.Com's Answer #25031 by Nate(3500) $\"\"$ $\"About$

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$\"x%5E4+-+18x%5E2+%2B+81\"$ find factors of the product of the leading coefficient and the constant that sum up to $\"-18\"$
\n" ); document.write( "They are: $\"-9\"$ and $\"-9\"$
\n" ); document.write( " $\"x%5E4+-+9x%5E2+-+9x%5E2+%2B+81\"$
\n" ); document.write( " $\"%28x%5E4+-+9x%5E2%29+%2B+%28-+9x%5E2+%2B+81%29\"$
\n" ); document.write( " $\"%28x%5E2%29%28x%5E2+-+9%29+-+9%28x%5E2+-+9%29\"$
\n" ); document.write( " $\"%28x%5E2+-+9%29%28x%5E2+-+9%29\"$ \n" ); document.write( "

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