document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=755916>Question 755916</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Circle C1 has equation (x+2)^2 + (y+4)^2 = 64 and circle C2 has equation (x-h)^2 + (y-1)^2 = 81<BR>\n" );
document.write( "The distance between the center of the circles is 13.\r<BR>\n" );
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document.write( "1. Find all possible values of h<BR>\n" );
document.write( "2. If a segment connecting the centers is drawn, let A be the intersection of the segment with C1 and B be be the intersection of the segment with C2. Find AB.<BR>\n" );
document.write( "3. Find the equation of the two circles that have the same center as C1 and are tangent with C2.<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 #459894 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39620)</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=459894\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> You can identify the center for C1, being at (-2,-4).<BR>\n" );
document.write( "You know something about the center for C2, that it is (h,1).<BR>\n" );
document.write( "You are given that the distance between those centers is 13 units. \r<BR>\n" );
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document.write( "Use the distance formula and solve for h.  Forming the equation for this distance starts us with :<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%28%28-2-h%29%5E2%2B%281-%28-4%29%29%5E2%29=13 ALIGN=MIDDLE  ALT=\"sqrt%28%28-2-h%29%5E2%2B%281-%28-4%29%29%5E2%29=13\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Solve for h. </SPAN>\n" );
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