document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1159332>Question 1159332</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Write an explicit rule that defines  this (1, 3, 5, 7, 9)<BR>\n" );
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document.write( "I wanted to double-check that I did this right is is a(n) = 1+2(10) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #782308 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=782308\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font color=black size=3><BR>\n" );
document.write( "a1 = 1 is the first term<BR>\n" );
document.write( "d = 2 is the common difference, telling us to add 2 to each term to get the next one\r<BR>\n" );
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document.write( "nth term of an arithmetic sequence<BR>\n" );
document.write( "a(n) = a1 + d(n-1)<BR>\n" );
document.write( "a(n) = 1 + 2(n-1)<BR>\n" );
document.write( "a(n) = 1 + 2n-2<BR>\n" );
document.write( "<font color=red>a(n) = 2n - 1</font>\r<BR>\n" );
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document.write( "It looks like you have the right idea when you wrote 1+2(10), though the \"10\" should be n-1, and then you simplify to what you see above.<BR>\n" );
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