举一反三
- 考察下列数列[tex=2.0x1.357]CjCvAldACdhCbOUJYZLY+0nRBLhCQFA+2tCS8je5CxI=[/tex]的变化趋势，判断是否有极限？若有极限，写出其极限值.[tex=4.286x2.143]K6r0OEJkqu+pcxJbR5qj3pAXwgWGBRcE8wiQRdaoP3s=[/tex].
- 考察下列数列[tex=2.0x1.357]CjCvAldACdhCbOUJYZLY+0nRBLhCQFA+2tCS8je5CxI=[/tex]的变化趋势，判断是否有极限？若有极限，写出其极限值.[tex=4.429x2.429]7O41fxgR8khutExzgzJM+3AuYHQ/0hs8MLQ0SnJCIb0=[/tex].
- 考察下列数列[tex=2.0x1.357]CjCvAldACdhCbOUJYZLY+0nRBLhCQFA+2tCS8je5CxI=[/tex]的变化趋势，判断是否有极限？若有极限，写出其极限值.[tex=5.643x2.357]Ko6f3JJU7ecK+0a5d+3OIpvxpsmbzEKcWPFeWJpK/5w=[/tex].
- 考察下列数列[tex=2.0x1.357]CjCvAldACdhCbOUJYZLY+0nRBLhCQFA+2tCS8je5CxI=[/tex]的变化趋势，判断是否有极限？若有极限，写出其极限值.[tex=4.929x1.286]pimqXLGDqAyRviR/MWVdDJrXU15Mn+ygAMAb22Oim+k=[/tex].
- 考察下列数列[tex=2.0x1.357]CjCvAldACdhCbOUJYZLY+0nRBLhCQFA+2tCS8je5CxI=[/tex]的变化趋势，判断是否有极限？若有极限，写出其极限值.[tex=6.0x2.429]QIHj/EOsTaeVTR51g3aCZI6IO+/Z/rVSET2Z9kkwyuw2195LE1vK4sXOnVdKOZBR[/tex].
内容
- 0
数列[tex=2.0x1.357]CjCvAldACdhCbOUJYZLY+0nRBLhCQFA+2tCS8je5CxI=[/tex], 收敛还是发散，对于收敛数列，通过观察得出数列的极限：[tex=3.786x2.357]d41juFVubqzWiOnVE3d/5mPFfH0Rp9bDXxZ6YQ8ioZ8=[/tex]
- 1
判断数列是收敛，还是发散？对于收敛数列，通过观察数列[tex=2.0x1.357]h3eICLkAlY54v5UBwjQ4sBI1zHM9ZDqJprUj0GNfH3U=[/tex]的变化趋势，写出它们的极限[tex=4.5x2.357]5MNKrJqYtBUUtsfmEo9Q4qMgAj5xdmkOpQbdfoy3d7o=[/tex]
- 2
设数列 [tex=2.0x1.357]CjCvAldACdhCbOUJYZLY+0nRBLhCQFA+2tCS8je5CxI=[/tex] 为 [tex=23.214x3.429]a1YRyGaFgFaGLcsbr8maqGm8cLhDPF3o3MWtj74uBuSJi2ZWUMslO09FxtgkgkutXSueCpqx17H/p9Vkd7+TTcviTp0nKDbwgiunyFTo7trs1HHLHgMEIUuA1gjz3OHuH8Ghx65QNeTpRvgF7P1vjQ==[/tex]试证 [tex=2.0x1.357]CjCvAldACdhCbOUJYZLY+0nRBLhCQFA+2tCS8je5CxI=[/tex] 收敛，并求它的极限。
- 3
用极限性质判别下列结论是否正确,为什么?有界数列[tex=2.0x1.357]CjCvAldACdhCbOUJYZLY+0nRBLhCQFA+2tCS8je5CxI=[/tex]必收敛.
- 4
判断数列是收敛，还是发散？对于收敛数列，通过观察数列[tex=2.0x1.357]h3eICLkAlY54v5UBwjQ4sBI1zHM9ZDqJprUj0GNfH3U=[/tex]的变化趋势，写出它们的极限[tex=4.071x2.429]mBCZQMW/5LjRNwAQZYRVR5iAKFzpZ1HscYN6r8dR5rE=[/tex]