document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1122847>Question 1122847</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Tanya forms her sequence by starting with the number 2 and adding 3 continuously. She gets the following 2,5,8,11,14 and so on. Joe forms his sequence by starting with the number N(not 2) and adding the number D(not 3) continuously. His second number is 9 and his fifth number  is 21. What is his 1000th number<BR>\n" );
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document.write( "The 5th term is the second term, plus the common difference 3 times.<br><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=21+=+9+%2B+3d ALIGN=MIDDLE  ALT=\"21+=+9+%2B+3d\"   DISABLED_style= \"max-width:90%; height:auto;\" ><br><BR>\n" );
document.write( "Solve the equation to determine the common difference d.<br><BR>\n" );
document.write( "The 1000th term is th 5th term, plus the common difference 995 times.<br><BR>\n" );
document.write( "21 + 995d = ?? </SPAN>\n" );
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