Cardinality Problem 24. A = - Problem 25. IC= Problem 26. F] =- Problem 27. 1} Problem 28. ]{1,4,6}] = 3 Problem 29. {(1,4,6}}] = 1 Problem 30. I{1,{4}. {{6}}}| Problem 31. 1. (1,4,6), {{6}}}] = Problem 32. (1.{1}}| Problem 33. {0}=- Problem 34. Problem 35. (0) Problem 36. Z Problem 37. IN Problem 38. 101 Partitions Problem 39. Let P be a partition of A, where IPL = 1. Then P {{-1, 2, 3}}. Problem 40. Let P be a partition of A, where |PI = 2 and (3) P. Then P Problem 41. Let P be a partition of A, where P1 = 3. Then P ={{-1}, {2}, {3}} Power Set Problem 42. P) = Problem 43. {1} __ P(E) Problem 44. P(C) = {{1},{3), (1,3)