document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1179195>Question 1179195</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 11.\r<BR>\n" );
document.write( "\n" );
document.write( "https://answers.yahoo.com/question/index?qid=20210419165800AAUVXoP </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #808715 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=808715\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> describe the sequence as arithmetic, geometric, neither. For arithmetic and geometric sequences, give the common difference or common ratio.?\r<BR>\n" );
document.write( "\n" );
document.write( "{ 3600, 1440, 576, 230, 4,...}\r<BR>\n" );
document.write( "\n" );
document.write( "check if the sequence is arithmetic\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3600-1440=2160 ALIGN=MIDDLE  ALT=\"3600-1440=2160\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1440-576=864 ALIGN=MIDDLE  ALT=\"1440-576=864\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "difference is not same, so the sequence is not arithmetic\r<BR>\n" );
document.write( "\n" );
document.write( "check if the sequence is geometric:\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1440%2F3600=2%2F5 ALIGN=MIDDLE  ALT=\"1440%2F3600=2%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=576%2F1440=2%2F5 ALIGN=MIDDLE  ALT=\"576%2F1440=2%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "ratio is same, so sequence <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28is%29 ALIGN=MIDDLE  ALT=\"highlight%28is%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28geometric%29 ALIGN=MIDDLE  ALT=\"highlight%28geometric%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >=><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r=2%2F5 ALIGN=MIDDLE  ALT=\"r=2%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "let’s find nth term formula\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5Bn%5D=a%5B1%5D%2Ar%5E%28n-1%29 ALIGN=MIDDLE  ALT=\"a%5Bn%5D=a%5B1%5D%2Ar%5E%28n-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.........plug in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B1%5D=3600 ALIGN=MIDDLE  ALT=\"a%5B1%5D=3600\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r=2%2F5 ALIGN=MIDDLE  ALT=\"r=2%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5Bn%5D=3600%2A%282%2F5%29%5E%28n-1%29 ALIGN=MIDDLE  ALT=\"a%5Bn%5D=3600%2A%282%2F5%29%5E%28n-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "let’ check third term:\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B3%5D=3600%2A%282%2F5%29%5E%283-1%29 ALIGN=MIDDLE  ALT=\"a%5B3%5D=3600%2A%282%2F5%29%5E%283-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B3%5D=3600%2A%282%2F5%29%5E2 ALIGN=MIDDLE  ALT=\"a%5B3%5D=3600%2A%282%2F5%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B3%5D=3600%2A%284%2F25%29 ALIGN=MIDDLE  ALT=\"a%5B3%5D=3600%2A%284%2F25%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B3%5D=576 ALIGN=MIDDLE  ALT=\"a%5B3%5D=576\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );