document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=278778>Question 278778</A>: <I><SPAN STYLE=\"word-break: break-all;\"> i must simplify (2+3i)(2-3i) i think the answer is 4-9i is that correct </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #202782 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=202782\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> i must simplify (2+3i)(2-3i) i think the answer is 4-9i is that correct<BR>\n" );
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document.write( "If you FOIL this you have:<BR>\n" );
document.write( "4 - 6i + 6i - 9(i^2)<BR>\n" );
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document.write( "6i's cancel and i^2 = -1 so you have:<BR>\n" );
document.write( "4 - 9(-1)<BR>\n" );
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document.write( "4 + 9 = 13 is the solution<BR>\n" );
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