document.write( "Question 384066: SIMPLIFY the expression:
\n" ); document.write( "(1/x^2+6x+8)−(1/x^2−2x−8)
\n" ); document.write( "and give your answer in the form of f(x)/g(x)\r
\n" ); document.write( "\n" ); document.write( "My solution was (1/(x-4)(x+4)), but it was incorrect.
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Algebra.Com's Answer #271841 by mananth(16946)\"\" \"About 
You can put this solution on YOUR website!
\"%281%2F%28x%5E2%2B6x%2B8%29%29-%281%2F%28x%5E2-2x-8%29%29\"
\n" ); document.write( "...
\n" ); document.write( "\"%281%2F%28x%2B2%29%28x%2B4%29%29-%281%2F%28x-4%29%28x%2B2%29%29\"
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\n" ); document.write( "LCD = (x+2)(x+4)(x-4)
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\n" ); document.write( "\"%28%28x-4%29-%28x%2B4%29%29%2F%28x%2B2%29%28x%2B4%29%28x-4%29\"
\n" ); document.write( "...
\n" ); document.write( "\"%28-8%29%2F%28%28x%2B2%29%28x%2B4%29%28x-4%29%29\"
\n" ); document.write( "now write in whichever form
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