document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1047243>Question 1047243</A>: <I><SPAN STYLE=\"word-break: break-all;\"> show that (5+4&#8730;x)squared /2x = 25/2 x^-1 +Px^ -1/2 + Q\r<BR>\n" );
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document.write( "i can simplify the brackets into (25+ 40&#8730;x+16x)/2x but in the mark scheme they get the same brackets but instead of dividing by 2x they write 1/2 x to the power of -1(25+40rootx+16x) why do they times the brackets by a half x to the power of -1<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #662752 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=662752\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font face=\"Times New Roman\" size=\"+2\">\r<BR>\n" );
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document.write( "Because they are equivalent values. <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large a^{-1}\ =\ \frac{1}{a}\ \ \ \ \forall\ a\ \in\ \mathbb{R}\ :\ a\ \not =\ 0\">\r<BR>\n" );
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document.write( "John<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE e^{i\pi}\ +\ 1\ =\ 0\"><BR>\n" );
document.write( "My calculator said it, I believe it, that settles it<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large \ \\r\"> </SPAN>\n" );
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