55-70. More sequences Find the limit of the following sequences or determine that the sequence diverges....

 

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55-70. More sequences Find the limit of the following sequences or determine that the sequence diverges. 55. 2" 56. n cos (n/2) 57. a, = (-1)" n 58. n 'n sin (n/2) 59. n+1 T/2))}] 60. 61. an = en cos n 62. an = (-1)+1 n en 2 sin (e") (2n + n) tann n +4 tan n 63. 64. n {(2n) 65. n {cos n} sin 6n 66. 5n sin n 67. 68. 2" {S" x dx} 75"-1 5" sin n 69. + 99" 8" } 70. {cos (0.99) + 7 4.9"} 63" 55-70. More sequences Find the limit of the following sequences or determine that the sequence diverges. 55. 2" 56. n cos (n/2) 57. a, = (-1)" n 58. n 'n sin (n/2) 59. n+1 T/2))}] 60. 61. an = en cos n 62. an = (-1)+1 n en 2 sin (e") (2n + n) tann n +4 tan n 63. 64. n {(2n) 65. n {cos n} sin 6n 66. 5n sin n 67. 68. 2" {S" x dx} 75"-1 5" sin n 69. + 99" 8" } 70. {cos (0.99) + 7 4.9"} 63"