document.write( "Question 389073: How do you determine the common factors in an expression \n" ); document.write( "

Algebra.Com's Answer #275573 by Fombitz(32388) $\"\"$ $\"About$

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Break them down to their prime factors.
\n" ); document.write( "Example:
\n" ); document.write( " $\"36x%5E2%2B27x%5E5\"$
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\n" ); document.write( " $\"36x%5E2=2%5E2%2A3%5E2%2Ax%5E2\"$
\n" ); document.write( " $\"27x%5E5=3%5E3%2Ax%5E2\"$
\n" ); document.write( "Look at the product of factors in common to both,
\n" ); document.write( " $\"GCF=3%5E2%2Ax%5E2\"$
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\n" ); document.write( " $\"36x%5E2%2B27x%5E5=9x%5E2%284%2B3x%5E4%29\"$ \n" ); document.write( "

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