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Questions and Answers
If n(A) = 2 and n(B) = 3, how many possible relations can be defined from set A to set B?
If n(A) = 2 and n(B) = 3, how many possible relations can be defined from set A to set B?
- 3
- 5
- 6 (correct)
- 8
In the function f: A → B given by f = {(1, 4),(2, 8),(3, 9),(4, 10)}, which element in set A does not have a corresponding mapping in set B?
In the function f: A → B given by f = {(1, 4),(2, 8),(3, 9),(4, 10)}, which element in set A does not have a corresponding mapping in set B?
- 3 (correct)
- 4
- 1
- 2
If the ordered pairs (a + 2, 4) and (5, 2a + b) are equal, what are the values of a and b respectively?
If the ordered pairs (a + 2, 4) and (5, 2a + b) are equal, what are the values of a and b respectively?
- (1, 2)
- (3, 4)
- (2, 1) (correct)
- (4, 3)
If n(A) = 5 and there are 1024 relations from set A to set B, how many elements are there in set B?
If n(A) = 5 and there are 1024 relations from set A to set B, how many elements are there in set B?
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If {(a, 8), (6, b)} represents an identity function, what are the values of a and b respectively?
If {(a, 8), (6, b)} represents an identity function, what are the values of a and b respectively?
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