document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=659410>Question 659410</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If (a+b)^(1/2)=(a-b)^(-1/2), which of the following must be true?\r<BR>\n" );
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document.write( "b=0\r<BR>\n" );
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document.write( "a+b=1\r<BR>\n" );
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document.write( "a-b=1\r<BR>\n" );
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document.write( "a^2+b^2=1\r<BR>\n" );
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document.write( "a^2-b^2=1 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #419750 by </B><A HREF=/tutors/aboutme.mpl?userid=ReadingBoosters><B>ReadingBoosters(3246)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ReadingBoosters><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=419750\">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=%28a%2Bb%29%5E%281%2F2%29+=+%28a-b%29%5E%28-1%2F2%29%29 ALIGN=MIDDLE  ALT=\"%28a%2Bb%29%5E%281%2F2%29+=+%28a-b%29%5E%28-1%2F2%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "...<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%28a%2Bb%29%5E2+=+1%2F%28a-b%29%5E%281%2F2%29 ALIGN=MIDDLE  ALT=\"sqrt%28a%2Bb%29%5E2+=+1%2F%28a-b%29%5E%281%2F2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "..<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%2Bb+=+1%2F%28sqrt%28a-b%29%5E2%29 ALIGN=MIDDLE  ALT=\"a%2Bb+=+1%2F%28sqrt%28a-b%29%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "...<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28a%2Bb%29+=+1%2F%28a-b%29 ALIGN=MIDDLE  ALT=\"%28a%2Bb%29+=+1%2F%28a-b%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "...<BR>\n" );
document.write( "(a+b)(a-b) = 1<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5E2-ab%2Bab-b%5E2%29+=+1 ALIGN=MIDDLE  ALT=\"a%5E2-ab%2Bab-b%5E2%29+=+1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "...<BR>\n" );
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