Mathematics 10th Class English Medium Unit 5 Online Test With Answers

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Mathematics 10th Class English Medium Unit 5 Online Test

Sr. # Questions Answers Choice
1 If set has 3 and B has 2 elements then number binary relations of A x B. 2<sup>2</sup> 2<sup>8</sup> 2<sup>6</sup> 2<sup>3</sup>
2 If set a has 3 elements and B has 4 then A x B has __________ elements. 3 4 12 7
3 If A and B are two disjoint sets then A⋃ b = ______ A B ∅ B⋃ A
4 A⋃(B⋂C) = ___________________ (A⋃B) ⋂ (A⋃C) A⋂ (B⋂C) (A⋂ B)⋃ (A⋂C) A⋃ (B⋃ C)
5 (A⋃B)⋃C = ________ A ⋂ (B⋃C) (A⋃B)⋂C A⋃ (B⋃C) A⋂(B⋂C)
6 A⊆ B then A-b = __________ A B ∅ B-A
7 If A⊆ B the A⋂ B = ______ A B ∅ A⋃ B
8 If A⊆ B then A⋃ B = __________ A B ∅ None of these
9 Number of elements in power set of {1,2,3} 4 6 8 9
10 Power set of empty set. ∅ {a} {∅,{a}} {∅}
11 A set having only one member. Empty set Power set Singleton set Sub set
12 A set containing no element is called. subset Empty set Singleton set Super set
13 Collection of distinct objects. Subset Power set Set None of the
14 The number of elements of the power set {a,b} are. 1 2 3 4
15 The number of elements in the power set of {1,2,3,4}. 4 8 16 0
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