document.write( "Question 69232: add
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\n" ); document.write( "1 - x^2 + x - 1
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Algebra.Com's Answer #49239 by checkley75(3666)\"\" \"About 
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1/(1-X^2)+1/(X-1)
\n" ); document.write( "[(X-1)+(1-X^2)]/(1-X^2)(X-1)
\n" ); document.write( "(X-1+1-X^2)/(1-X^2)(X-1)
\n" ); document.write( "X-X^2/(1-X^2)(X-1)
\n" ); document.write( "X(1-X)/(1-X)(1+X)(X-1) FACTOR OUT THE (1-X) TERMS & WE HAVE LEFT
\n" ); document.write( "X/(1+X)(X-1)
\n" ); document.write( "X/(X^2-1)
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