document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=470183>Question 470183</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help with this summation problem...\r<BR>\n" );
document.write( "\n" );
document.write( "the summation of (-1)^i from 0 to n as n => inf. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #322525 by </B><A HREF=/tutors/aboutme.mpl?userid=robertb><B>robertb(5830)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=robertb><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=robertb><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=322525\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Your series\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=lim%28+n-%3Einfinity%2C+sum%28%28-1%29%5Ei%2C+i+=+0%2C+n%29%29+=+sum%28%28-1%29%5En%2C+n+=+0%2C+infinity%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > does not exist, because its sequence of partial sums is 1,0,1,0,1,0,1,..., and hence the series diverges. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );