document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=475313>Question 475313</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Sir,<BR>\n" );
document.write( "my question is how to dissolve imaginary part in an equation completely.<BR>\n" );
document.write( "the equation is of the form cos(theeta)+jsin(theeta) & j,the imaginary  part should be completely taken out by simplifying  & iam not finding the solution.Pls 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 #325931 by </B><A HREF=/tutors/aboutme.mpl?userid=richard1234><B>richard1234(7193)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richard1234><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=richard1234><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=325931\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \cos{\theta} + i*\sin{\theta}\"> (more common to use i instead of j for complex numbers...save j for quaternions).\r<BR>\n" );
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document.write( "The imaginary part of a complex number in the form a + bi, a & b reals,  is just b (not bi). Here, the imaginary part is sin(theta).\r<BR>\n" );
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document.write( "Note that this expression <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \cos{\theta} + i*\sin{\theta}\"> is equal to <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE e^{i\theta}\">, derived by using Taylor series. </SPAN>\n" );
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