R is the set of rational numbers. True or false., True, False, A= {x: x is a circle in the plane} and B= {x: x is a circle in the same plane with radius 1 unit} Is A a subset of B?, Yes, No, Find the pair of equal sets. A = {5}, B = {x: x>15 and x<5}, C = {x: x - 5 = 0}, D = {x2 = 25}, A and C, A and B, A, C and D, B and D, If n(A) =p and n(B) = q, then how many ordered pairs (a, b) are there with a ∈ A and b ∈ B ?, p2, p x q, p + q, 2 pq, Write (-5,7] in set builder form:, {x: x ∈ N , -5 < x ≤ 7}, {x: x ∈ R , -5 < x ≤ 7}, {x: x ∈ N , -5 ≤ x ≤ 7}, {x: x ∈ R , -5 ≥ x ≤ 7}, If the set of natural numbers is the universal set then what is the compliment of {x: x ∈ N, 2x + 1 > 10}, {x: x ∈ N, x > 9/2}, {x: x ∈ N, x ≥ 9/2}, {x: x ∈ N, x ≤ 9/2}, {x: x ∈ N, x < 9/2}, Fill in the blanks. i) A ∪ A´= ____ ii) ⏀´∩ A=____ iii) A ∩ A´ = ____ iv) U´ ∪ A = _____, i) U ii) A´ iii) ⏀ iv) ⏀, i) U ii) A iii) ⏀ iv) A, i) U ii) A iii) A iv) ⏀, i) U ii) A´ iii) ⏀ iv) A, Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, P = {1, 2, 5}, Q = {6, 7}. Then P ∩ Q’ is :, P, Q, Q’, None, The cardinality of the power set of {x: x ∈ N, x ≤ 10} is ______., 1023, 2048, 1024, 2043, If A, B and C are any three sets, then A × (B ∪ C) is equal to:, (A ∪ B) × (A ∪ C), (A × B) ∪ (A × C), (A × B) ∩ (A × C), None of the above

MATHS QUIZ (CS)

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