document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=208396>Question 208396</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0618595538/algebrahomeworkh>Algebra 1</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Find the pattern.  Use the pattern to write an expression for the sum of the whole numbers from 1 to n.  Then find the sum of the whole numbers from 1 to 50.\r<BR>\n" );
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document.write( "The pattern is 1 more than the sum of the previous whole numbers.  I don't understand how to find \"n\". To make an expression or formula to solve the last part. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #157618 by </B><A HREF=/tutors/aboutme.mpl?userid=rfer><B>rfer(16322)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rfer><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=157618\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Gauss' Formula<BR>\n" );
document.write( "(n(n+1))/2 or (n^2+n)/2<BR>\n" );
document.write( "The highest number in your series of 1 to n.<BR>\n" );
document.write( "50(51)/2=25*51=1275 </SPAN>\n" );
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