document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=10292>Question 10292</A>: <I><SPAN STYLE=\"word-break: break-all;\"> sqrt( -7 )(sqrt( -4 ) - sqrt( 8 ))<BR>\n" );
document.write( "and I need to write the result in standard form\r<BR>\n" );
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document.write( "I'm having trouble simplifying sqrt( -7 ) \r<BR>\n" );
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document.write( "I got (2i - 2sqrt( 2 ))  for (sqrt( -4 ) - sqrt( 8 ))\r<BR>\n" );
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document.write( "thank you </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #5441 by </B><A HREF=/tutors/aboutme.mpl?userid=rapaljer><B>rapaljer(4671)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rapaljer><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=rapaljer><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=5441\">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=sqrt%28+-7+%29%28sqrt%28+-4+%29+-+sqrt%28+8+%29%29 ALIGN=MIDDLE  ALT=\"sqrt%28+-7+%29%28sqrt%28+-4+%29+-+sqrt%28+8+%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "First let's change the square roots of negatives to \"i\" notation:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=i%2Asqrt%287%29+%2A%282%2Ai+-+sqrt%288%29%29 ALIGN=MIDDLE  ALT=\"i%2Asqrt%287%29+%2A%282%2Ai+-+sqrt%288%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=i+%2Asqrt%287%29%2A+2%2Ai+-+i+%2Asqrt%287%29+%2A+sqrt%288%29+ ALIGN=MIDDLE  ALT=\"i+%2Asqrt%287%29%2A+2%2Ai+-+i+%2Asqrt%287%29+%2A+sqrt%288%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2Ai%5E2%2A+sqrt%287%29+-+i%2A+sqrt%287%29+%2Asqrt%284%29+%2Asqrt%282%29+ ALIGN=MIDDLE  ALT=\"2%2Ai%5E2%2A+sqrt%287%29+-+i%2A+sqrt%287%29+%2Asqrt%284%29+%2Asqrt%282%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Remember that <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;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-2+%2Asqrt%287%29+-+2i%2A+sqrt+%2814%29+ ALIGN=MIDDLE  ALT=\"-2+%2Asqrt%287%29+-+2i%2A+sqrt+%2814%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "R^2 at SCC </SPAN>\n" );
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