document.write( "Question 946254: I don't understand how (n-2)/(n^3-8) becomes 1/(n^2+2n+4).\r
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document.write( "I get how you take out the common factor of (n-2), but why does the denominator become n^2+2n+4 instead of n^2+4? \n" );
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Algebra.Com's Answer #577282 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! I don't understand how (n-2)/(n^3-8) becomes 1/(n^2+2n+4).\r \n" ); document.write( "\n" ); document.write( "I get how you take out the common factor of (n-2), but why does the denominator become n^2+2n+4 instead of n^2+4? \n" ); document.write( "=================================== \n" ); document.write( "(n-2)*(n^2+4) = n^3 - 2n^2 + 4n - 8 \n" ); document.write( "---- \n" ); document.write( "That's <> n^ - 8 \n" ); document.write( " \n" ); document.write( " |