If a = {3, 5, 7, 9, 11} and B = {4, 7, 10}, Find: N(A)

If A = {3, 5, 7, 9, 11} and B = {4, 7, 10}, find: n(A)

One Line Answer

n(A) = (3, 5, 7, 9, 11) = 5

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Universal Set

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Chapter 13: Set Concepts (Some Simple Divisions by Vedic Method) - Exercise 13 (D)

Chapter 13 Set Concepts (Some Simple Divisions by Vedic Method)
Exercise 13 (D) | Q 2.1

For the universal set {4, 5, 6, 7, 8, 9, 10, 11,12,13} ; find the subset of A = {even numbers}.
Also, find a complement of A.

For the universal set {4, 5, 6, 7, 8, 9, 10, 11,12,13} ; find the subset of B = {odd numbers greater than 8}.
Also, find a complement of B.

For the universal set {4, 5, 6, 7, 8, 9, 10, 11,12,13} ; find the subset of C = {prime numbers}.
Also, find a complement of C.

If A = {4, 5, 6, 7, 8} and B = {6, 8, 10, 12}, find: A∪B

If A = {4, 5, 6, 7, 8} and B = {6, 8, 10, 12}, find: A∩B

If A = {4, 5, 6, 7, 8} and B = {6, 8, 10, 12}, find: A - B

If A = {3, 5, 7, 9, 11} and B = {4, 7, 10}, find: n(B)

If A = {3, 5, 7, 9, 11} and B = {4, 7, 10}, find: A ∩ B and n(A ∩ B)

If A = {3, 5, 7, 9, 11} and B = {4, 7, 10}, find: (A – B) and n(A – B)

If P = {x : x is a factor of 12} and Q = {x: x is a factor of 16}, find : n(Q).