document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=407962>Question 407962</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The equation of a circle having the points (2,3) and (-4,5) as the ends of its diameter is what </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #287452 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=287452\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The equation of a circle having the points (2,3) and (-4,5)<BR>\n" );
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document.write( "Find the center, the midpoint<BR>\n" );
document.write( "x: (2-4)/2 = -1<BR>\n" );
document.write( "y: (3+5)/2 = 4<BR>\n" );
document.write( "The center is (-1,4)<BR>\n" );
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document.write( "Find the radius, the distance from the center to either point.<BR>\n" );
document.write( "r^2 = diffy^2 + diffx^2 = 3^3 + 1 = 10<BR>\n" );
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document.write( "(x+1)^2 + (y-4)^2 = 10 is the circle<BR>\n" );
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