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III., 1., , Mutiple, , Choice, , The set {x:xeN and x =n, , (a) {4, 9, 16), , 5, 6, 7) be universal, IfB (1,{2,2,4,3,6}4,then, (A, , 3., , where 1sn 5 } is, , (b) {1, 4, 9, 16}, (d) none, , (c)(1,4,9, 16, 25), 2., , Questions, , set, , and A, , UBY =, , (a) 5,71, , (b) {1, 3, 71, , (c) {1, 3, 5, 6, 7}, , (d) nonhe, , If (1, 2, 3, 4, 5, 6, 7} be universal set and, B=13, 4, 5, 6) then (AnBY=, , A, , ={4, 3, 2,1),, , ={4, 3, 2,1},, , (a) {1, 2, 5, 6}, , (6) {1, 2, 5, 6, 7}, , (c) {1, 2, 5}, , (d) none

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4., , I, , (1, 2, 3, 4, 5, 6, 71 be universal set and X, , =, , ( 3 , 4,5,6) then (X-YY, (a) 1, 3, 4, 5, 6), , (b)(1,3, 4,5,6,7), , ()(1,2, Theset S, , (d) none, (x :r +7, , 7} is a null set, , (a) Yes, 6., , 7., , (b) No, , Which of the following is a number of, the set {(2, 3), 12, 4}, 13, 41, , (a)2, , (b)3, , (e) 4, , (d) none, , The set (2, 1} is equal to the set, , (a) (x, 8,, , -3x +2 =0), , (c)x*-x-2=0), IfUis universal setand, not correct, , 9., , {2, 4, 61, , (b)xx -x +2 =0}, (d) none, AcU then, , which of the followingi, , (a) AnA'=¢, , (b) AUA' =U, , (c) U-A mA -U, , (d) A nU = A, , If A ={x :0<x <4} and B ={x :3 Sx<6) where x is an, integer then A nB, =, , (a) (1), , (b) (2, , (c), , (d) 13), , 10. If A =lx:-1sx s 6) and B ={x:x>3} then AUB =, (a) lx:x>-1), , (b) {x:r 2-1}, , (c) (x:*= -1), , (d) null set, , 11. If aN = (ax : x eN} then 7No3N =, , (a) (20, 21, 42, 63,.. ., (c) {21,42, 63,..., , (b) (42,63,...}, (d) none, , 12. Which of the following statements is not true, two sets A and B., , regarding the, , (a) A-BA, , (b) A - =A, , (c) (A-B)UA =A, , (d) A-(AoB)=AnB

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13., , A uB, , ={1, 3, 5, 7, 9}, , implies, , (a) 3e A, , (h) 3e B, , (c), , (d) 3e, , 3e both ofA and B, , at leastone, , ofAand B., , 14. If A = {2, 3) then which ofthe following statement is not true., , (a) 2) P(A), (c) (2,3leP(A), , (b) (2}e P(A), , (d) peP(A), , 15. Number of elements in the power set of {a, b, c, d} is, (a) 4, , (b) 16, , (c) 8, , (d) 4, , 16. IfA = {2, 4, 6), B, , = {1, 3, 5, 7), then A nB =, , (a) (1, 2, 3, 4, 5, 6, 7}, , (c), , (b) (7, (d) (2, 4, 6, W. B. U., , Tech 2006]