document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=198327>Question 198327</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Quadratic Equations<BR>\n" );
document.write( "3. The length of a rectangle is 16cm greater than its width. The area is 35m^2. Find the dimensions of the rectangle, to the nearest hundredth of a metre.<BR>\n" );
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 #148825 by </B><A HREF=/tutors/aboutme.mpl?userid=RAY100><B>RAY100(1637)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=RAY100><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=148825\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Area  =  Length  *  Width<BR>\n" );
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document.write( "A = ( w+16) * ( w)<BR>\n" );
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document.write( "35 = w^2 + 16w<BR>\n" );
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document.write( "0 = w^2 +16w -35<BR>\n" );
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document.write( "using  quadratic  equation<BR>\n" );
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document.write( "a = 1,,b = 16,,,c=-35<BR>\n" );
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document.write( "w =  { - (16) +/- sq rt ( (16)^2 - 4 (1) (-35) } / 2 (1)<BR>\n" );
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document.write( "w = { -16 +/-  19.899 } /2<BR>\n" );
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document.write( "w =  -17.949, + 1.949,,,,-17.95, +1.95 ,,,,,neg  dim  not   reasonable  therefore w= 1.95<BR>\n" );
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document.write( "L = w+16 = 17.95  <BR>\n" );
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document.write( "checking<BR>\n" );
document.write( "(-17.95) (-17.95 +16 ) = 35,,,ok<BR>\n" );
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document.write( "(1.95) ( 1.95 + 16 ) = 35,,,,ok<BR>\n" );
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document.write( "A = 1.95 * 17.95 = 35,,,,ok </SPAN>\n" );
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