document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=768314>Question 768314</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please rationalize the denominator and simplify.\r<BR>\n" );
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document.write( "(b)/((sqrt(b^2-16))-b)\r<BR>\n" );
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document.write( "Thanks. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #468221 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=468221\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b%2F%28sqrt%28b%5E2-16%29-b%29 ALIGN=MIDDLE  ALT=\"b%2F%28sqrt%28b%5E2-16%29-b%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "You showed an extra pair of parentheses unneeded.\r<BR>\n" );
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document.write( "The simple trick is multiply numerator and denominator by sqrt(b^2-16)+b.  You will produce difference of squares in the denominator.\r<BR>\n" );
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