document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=904338>Question 904338</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Given: z1=2+7i and z2=4-3i<BR>\n" );
document.write( "find z1, divided by z2 in a+bi format?\r<BR>\n" );
document.write( "\n" );
document.write( "do i just multiply by denominator, top and bottom? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #548652 by </B><A HREF=/tutors/aboutme.mpl?userid=KMST><B>KMST(5328)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=KMST><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=KMST><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=548652\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z%5B1%5D=2%2B7i ALIGN=MIDDLE  ALT=\"z%5B1%5D=2%2B7i\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z%5B2%5D=4-3i ALIGN=MIDDLE  ALT=\"z%5B2%5D=4-3i\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z%5B1%5D%2Fz%5B2%5D=%282%2B7i%29%2F%284-3i%29 ALIGN=MIDDLE  ALT=\"z%5B1%5D%2Fz%5B2%5D=%282%2B7i%29%2F%284-3i%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "At this point you would multiply times <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284%2B3i%29%2F%284%2B3i%29=1 ALIGN=MIDDLE  ALT=\"%284%2B3i%29%2F%284%2B3i%29=1\"   DISABLED_style= \"max-width:90%; height:auto;\" > ,<BR>\n" );
document.write( "or as you would say, multiply top and bottom by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284%2B3i%29 ALIGN=MIDDLE  ALT=\"%284%2B3i%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > ,<BR>\n" );
document.write( "which is the conjugate of denominator <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4-3i ALIGN=MIDDLE  ALT=\"4-3i\"   DISABLED_style= \"max-width:90%; height:auto;\" > .<BR>\n" );
document.write( "That will give you a denominator that is a real number.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z%5B1%5D%2Fz%5B2%5D=%282%2B7i%29%2F%284-3i%29=%282%2B7i%29%284%2B3i%29%2F%28%284%2B3i%29%284-3i%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%288%2B6i%2B28i%2B21i%5E2%29%2F%284%5E2-%283i%29%5E2%29=%288%2B34i-21%29%2F%2816-9i%5E2%29 ALIGN=MIDDLE  ALT=\"%288%2B6i%2B28i%2B21i%5E2%29%2F%284%5E2-%283i%29%5E2%29=%288%2B34i-21%29%2F%2816-9i%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-13%2B34i%29%2F%2816%2B9%29=%28-13%2B34i%29%2F25=-13%2F25%2B%2834%2F25%29i ALIGN=MIDDLE  ALT=\"%28-13%2B34i%29%2F%2816%2B9%29=%28-13%2B34i%29%2F25=-13%2F25%2B%2834%2F25%29i\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );