document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=868377>Question 868377</A>: <I><SPAN STYLE=\"word-break: break-all;\"> (3 + squareroot-4)(4 + squareroot-1)<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 #523510 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=523510\">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=%283+%2B+sqrt%28-4%29%29%284+%2B+sqrt%28-1%29%29 ALIGN=MIDDLE  ALT=\"%283+%2B+sqrt%28-4%29%29%284+%2B+sqrt%28-1%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%283+%2B+i%2A2%29%284+%2B+i%29 ALIGN=MIDDLE  ALT=\"%283+%2B+i%2A2%29%284+%2B+i%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > By definition: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=i+=+sqrt%28-1%29 ALIGN=MIDDLE  ALT=\"i+=+sqrt%28-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=12+%2B+3i+%2B+8i+%2B+2%28-1%29 ALIGN=MIDDLE  ALT=\"12+%2B+3i+%2B+8i+%2B+2%28-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Since <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=i+=+sqrt%28-1%29 ALIGN=MIDDLE  ALT=\"i+=+sqrt%28-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, squaring both sides gives <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=i%5E2+=+-1 ALIGN=MIDDLE  ALT=\"i%5E2+=+-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Answer: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%283+%2B+sqrt%28-4%29%29%284+%2B+sqrt%28-1%29%29=10+%2B+11i ALIGN=MIDDLE  ALT=\"%283+%2B+sqrt%28-4%29%29%284+%2B+sqrt%28-1%29%29=10+%2B+11i\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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