document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=568361>Question 568361</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find the sum of the integers 1to50 inclusive </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #366928 by </B><A HREF=/tutors/aboutme.mpl?userid=htmentor><B>htmentor(1343)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=htmentor><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=htmentor><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=366928\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> find the sum of the integers 1to50 inclusive<BR>\n" );
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document.write( "This is an arithmetic series with a_1 = 1, a_50 = 50<BR>\n" );
document.write( "The sum of an arithmetic series is<BR>\n" );
document.write( "S_n = (n/2)*(a_1 + a_n)<BR>\n" );
document.write( "Substituting the values, we get<BR>\n" );
document.write( "S_50 = (50/2)*(1+50) = 1275 </SPAN>\n" );
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