document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=950138>Question 950138</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The difference between a number and a reciprocal is 4 find the number and express it in it's simplest surd form </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #580112 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=580112\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The difference between a number and a reciprocal is 4 find the number and express it in it's simplest surd form.<BR>\n" );
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document.write( "x - (1/x) = 4<BR>\n" );
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document.write( "x^2 - 4x - 1 = 0<BR>\n" );
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document.write( "x = [4 +- sqrt(16-4*-1)]/2<BR>\n" );
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document.write( "x = [4 +- sqrt(20)]/2<BR>\n" );
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document.write( "x = 2 +- sqrt(5)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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