document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=945748>Question 945748</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How would I rationalize the denominator of 1/sq rt 8-sq rt 7? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #576911 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=576911\">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=1%2F%28sqrt%288%29-sqrt%287%29%29 ALIGN=MIDDLE  ALT=\"1%2F%28sqrt%288%29-sqrt%287%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Multiply by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1=%28sqrt%288%29%2Bsqrt%287%29%29%2F%28sqrt%288%29%2Bsqrt%287%29%29 ALIGN=MIDDLE  ALT=\"1=%28sqrt%288%29%2Bsqrt%287%29%29%2F%28sqrt%288%29%2Bsqrt%287%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "That is not the answer.  I told you what to do in order for YOU to get the answer on your own.\r<BR>\n" );
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document.write( "METHOD TO RATIONALIZE DENOMINATOR\r<BR>\n" );
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document.write( "Use the conjugate of the irrational denominator, and form a factor of 1.  Multiply your given expression by 1:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2F%28sqrt%288%29-sqrt%287%29%29%29%28%28sqrt%288%29%2Bsqrt%287%29%29%2F%28sqrt%288%29%2Bsqrt%287%29%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28sqrt%288%29%2Bsqrt%287%29%29%2F%28%28sqrt%288%29-sqrt%287%29%29%28sqrt%288%29%2Bsqrt%287%29%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Use distributive property for the denominator, or a lattice approach, or...\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28sqrt%288%29%2Bsqrt%287%29%29%2F%288-sqrt%288%29sqrt%287%29%2Bsqrt%288%29sqrt%287%29-7%29 ALIGN=MIDDLE  ALT=\"%28sqrt%288%29%2Bsqrt%287%29%29%2F%288-sqrt%288%29sqrt%287%29%2Bsqrt%288%29sqrt%287%29-7%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28sqrt%288%29%2Bsqrt%287%29%29%2F%288%2B0-7%29 ALIGN=MIDDLE  ALT=\"%28sqrt%288%29%2Bsqrt%287%29%29%2F%288%2B0-7%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28sqrt%288%29%2Bsqrt%287%29%29%2F%281%29 ALIGN=MIDDLE  ALT=\"%28sqrt%288%29%2Bsqrt%287%29%29%2F%281%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >,  denominator in this form is 1.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28sqrt%288%29%2Bsqrt%287%29%29 ALIGN=MIDDLE  ALT=\"highlight%28sqrt%288%29%2Bsqrt%287%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( " </SPAN>\n" );
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