Problem 1 (2 pt. ) Evaluate the limit lim cos(acn ). no J [o, 1] Problem 2 (2 pt.) Evaluate the limit lim -2 2 noo J [0, 1] Problem 3 (2 pt.) Evaluate the limit lim n sin no J [ 0, 71 / 2] (2 ) You may use the fact 0