Let A be a set having 'p' elements and B be the set having 'q' elements, the number of relations from A to B is

Let A be a set having 'p' elements and B be the set having 'q' element

1.	Let A be a set having 'p' elements and B be the set having 'q' elements, the number of relations from A to B is
A.	2p
B.	2q
C.	2pq
D.	2pq-q
Answer» D. 2pq-q

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Let A be a set having 'p' elements and B be the set having 'q' elements, the number of relations from A to B is

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