document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=419779>Question 419779</A>: <I><SPAN STYLE=\"word-break: break-all;\"> subtract and simplify<BR>\n" );
document.write( "1/s+1 - s^2/s+1=\r<BR>\n" );
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document.write( "hi, i need to subtract this,both denominators are the same which is good.<BR>\n" );
document.write( "i end up with 1-s^2/s+1.....\r<BR>\n" );
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document.write( "when you simplify i get s-1 for an answer but not 100% sure if doing this right..can someone confirm this.\r<BR>\n" );
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document.write( " (s+1)(s-1) / s+1 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #293463 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=293463\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> i think your answer would be (1-s)\r<BR>\n" );
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document.write( "when you combine denominators, you are left with:\r<BR>\n" );
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document.write( "(1-s^2) / (s+1)\r<BR>\n" );
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document.write( "this is equivalent to:\r<BR>\n" );
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document.write( "(1-s) * (1+s) / (s+1)\r<BR>\n" );
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document.write( "since (1+s) is equivalent to (s+1), then they cancel out and you are left with:\r<BR>\n" );
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document.write( "(1-s)\r<BR>\n" );
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document.write( "this is not the same as (s-1).\r<BR>\n" );
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document.write( " </SPAN>\n" );
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