document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=980659>Question 980659</A>: <I><SPAN STYLE=\"word-break: break-all;\"> y is directly proportional to R^2<BR>\n" );
document.write( "When R=4, y=24\r<BR>\n" );
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document.write( "Work out the value of R when y=1350\r<BR>\n" );
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document.write( "My wrong working out: y &#8733; r^2<BR>\n" );
document.write( "                                     24 &#8733; 4^2<BR>\n" );
document.write( "                                     1350\4^2 = 84.375<BR>\n" );
document.write( "                                     1350 &#8733; &#8730;84.357<BR>\n" );
document.write( "                                     1350 &#8733; 9.185586535<BR>\n" );
document.write( "                                     1350 &#8733; 9 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #601779 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=601779\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <i>y is directly proportional to R^2</i>\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=k%2AR%5E2 ALIGN=MIDDLE  ALT=\"y=k%2AR%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >, and you include k as a variation or proportionality constant.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=system%28R=4%2Cy=24%29 ALIGN=MIDDLE  ALT=\"system%28R=4%2Cy=24%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Use these to find the value for k. </SPAN>\n" );
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