OO ,2 11. Give the LUB of 2 n -1 n=1 a. W A b. C. 0 d. 1 OO 2 n 12. Give the GLB of 2 - n=1 a. b. C. 0 d. 122. Which of the following is true about the sequence {sin(n7r)}:=1? a. Increasing b. Strictly decreasing c. Strictly increasing -3n OO 2 30. Give the limit of the sequence 1+ - n n=1 a. b. -3 c. DNE d. e6 e. 1/e -6