document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=431778>Question 431778</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1.what is the product of the complex numbers (3+i) and (3-i)?<BR>\n" );
document.write( "2.If i=the square root of _1,show the location of 5_2i on a graph?<BR>\n" );
document.write( "3.If i=the square root of _1,what is the value of i the power of 4?<BR>\n" );
document.write( "4.If i=the square root of _1 and a and b are non-zero numbers,what is 1/(a+bi)<BR>\n" );
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document.write( "              PLEASE HELP ME ,THANK YOU FOR WILLING TO HELP ME        </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #299553 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=299553\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1.what is the product of the complex numbers (3+i) and (3-i)?<BR>\n" );
document.write( "= <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3%5E2+-+i%5E2+=+9+-%28-1%29+=+10 ALIGN=MIDDLE  ALT=\"3%5E2+-+i%5E2+=+9+-%28-1%29+=+10\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "2.If i=the square root of _1,show the location of 5_2i on a graph?<BR>\n" );
document.write( "I think you mean -1, not underscore 1.<BR>\n" );
document.write( "Usually the i-axis is the direction of the y-axis on x-y plots, so it would bt 5 to the right and 2 up, or (5,2) in x-y systems.<BR>\n" );
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document.write( "3. what is the value of i the power of 4?<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=i%5E4+=+%28i%5E2%29%5E2+=+%28-1%29%5E2+=+1 ALIGN=MIDDLE  ALT=\"i%5E4+=+%28i%5E2%29%5E2+=+%28-1%29%5E2+=+1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "4.If a and b are non-zero numbers,what is 1/(a+bi)<BR>\n" );
document.write( "Multiply NUM and DEN by the conjugate of the DEN a-bi<BR>\n" );
document.write( "1/(a+bi) = (a-bi)/(a^2 + b^2)<BR>\n" );
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