document.write( "Question 170072: perform the indicated operation
\n" ); document.write( "5/x^2-49 + 2x+1/x^2+7x \n" ); document.write( "

Algebra.Com's Answer #125635 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"5%2F%28%28x%5E2-49%29%29\"$ + $\"%28%282x%2B1%29%29%2F%28%28x%5E2%2B7x%29%29\"$
\n" ); document.write( "Factor
\n" ); document.write( " $\"5%2F%28%28x-7%29%28x%2B7%29%29\"$ + $\"%28%282x%2B1%29%29%2F%28x%28x%2B7%29%29\"$
\n" ); document.write( "The common denominator: x(x-7)(x+7)
\n" ); document.write( " $\"%285x+%2B+%28x-7%29%282x%2B1%29%29%2F%28%28x%28x-7%29%28x%2B7%29%29%29\"$ = $\"%285x+%2B+%282x%5E2-13x-7%29%29%2F%28x%28x-7%29%28x%2B7%29%29\"$ = $\"%282x%5E2-8x-7%29%2F%28x%28x-7%29%28x%2B7%29%29\"$ \n" ); document.write( "

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