The sequence is \ \
The geometric sequence is
The common ratio
.
So the above sequence is a geometric sequence.
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=14c1b35bf31400fb398470371a749983.png\")
\ \
\ \
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=73a430938d295524fa8a7c400a055310.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=95d54eec04145503006ddfbebf37e39c.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=625372de821d048adb180ec1d4dc1ee9.png\")
.