document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=202871>Question 202871</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0132191415/algebrahomeworkh>college algebra</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Can you please help me find the solution: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28-2%2B+radical+-4%292+ ALIGN=MIDDLE  ALT=\"+%28-2%2B+radical+-4%292+\"   DISABLED_style= \"max-width:90%; height:auto;\" > \r<BR>\n" );
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document.write( "Me: (-2+i radical 4)2<BR>\n" );
document.write( "Me: (-2)2+2(-2)(i radical 4)+(i radical 4)2<BR>\n" );
document.write( "Me: 4-4i radical 4 + 4i(squared)\r<BR>\n" );
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document.write( "I know this is wrong... </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #153032 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=153032\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I'm assuming that the expression is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-2%2Bsqrt%28-4%29%29%5E2 ALIGN=MIDDLE  ALT=\"%28-2%2Bsqrt%28-4%29%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > right????\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-2%2Bsqrt%28-4%29%29%5E2 ALIGN=MIDDLE  ALT=\"%28-2%2Bsqrt%28-4%29%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given expression.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-2%2Bsqrt%28-1%2A4%29%29%5E2 ALIGN=MIDDLE  ALT=\"%28-2%2Bsqrt%28-1%2A4%29%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > Factor\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-2%2Bsqrt%28-1%29%2Asqrt%284%29%29%5E2 ALIGN=MIDDLE  ALT=\"%28-2%2Bsqrt%28-1%29%2Asqrt%284%29%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > Break up the square root.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-2%2Bi%2A2%29%5E2 ALIGN=MIDDLE  ALT=\"%28-2%2Bi%2A2%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > Replace <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%28-1%29 ALIGN=MIDDLE  ALT=\"sqrt%28-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > with \"i\". Take the square root of 4 to get 2.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-2%2B2i%29%5E2 ALIGN=MIDDLE  ALT=\"%28-2%2B2i%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > Rearrange the terms.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-2%29%28-2%29%2B%28-2%29%282i%29%2B%282i%29%28-2%29%2B%282i%29%282i%29 ALIGN=MIDDLE  ALT=\"%28-2%29%28-2%29%2B%28-2%29%282i%29%2B%282i%29%28-2%29%2B%282i%29%282i%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > FOIL.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4-4i-4i%2B4i%5E2 ALIGN=MIDDLE  ALT=\"4-4i-4i%2B4i%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4-4i-4i%2B4%28-1%29 ALIGN=MIDDLE  ALT=\"4-4i-4i%2B4%28-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Replace <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=i%5E2 ALIGN=MIDDLE  ALT=\"i%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > with <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-1 ALIGN=MIDDLE  ALT=\"-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >. Note: <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( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4-4i-4i-4 ALIGN=MIDDLE  ALT=\"4-4i-4i-4\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-8i ALIGN=MIDDLE  ALT=\"-8i\"   DISABLED_style= \"max-width:90%; height:auto;\" > Combine like terms.\r<BR>\n" );
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document.write( "So <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-2%2Bsqrt%28-4%29%29%5E2=-8i ALIGN=MIDDLE  ALT=\"%28-2%2Bsqrt%28-4%29%29%5E2=-8i\"   DISABLED_style= \"max-width:90%; height:auto;\" >. </SPAN>\n" );
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