document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1136298>Question 1136298</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 13. Multiply and simplify: (7+9i)(3+2i).<BR>\n" );
document.write( "Write the answer in the form a+bi, where a and b are real numbers. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #754061 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=754061\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Multiply and simplify: (7+9i)(3+2i).<BR>\n" );
document.write( "Write the answer in the form a+bi, where a and b are real numbers.<BR>\n" );
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document.write( "I'll do a similar problem:<BR>\n" );
document.write( "(4+5i)*(2+7i)<BR>\n" );
document.write( "Multiply like any 2 binomials.<BR>\n" );
document.write( "= 8 + 28i + 10i + 35i^2<BR>\n" );
document.write( "= 8 + 38i + 35i^2<BR>\n" );
document.write( "i^2 = -1<BR>\n" );
document.write( "= 8 + 38i - 35<BR>\n" );
document.write( "= -27 + 38i<BR>\n" );
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document.write( "You do this one.<BR>\n" );
document.write( "I can check your work if you send it via the TY note.<BR>\n" );
document.write( " </SPAN>\n" );
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