Question

Let r={(1,2), (2,3), (2,4), (1,4)} be a relation in {1,2,3,4} find r+

Answer 1

Answer:

We have A×B={3,1), (3,7), (3,10), (4,1), (4,7), (4,10), (7,1), (7,7), (7,10), (8,1), (8,7),(8,10).

(i) here R1 is relation from A to B.

Step-by-step explanation:

Answer 2

Given

Let r={(1,2), (2,3), (2,4), (1,4)} be a relation in {1,2,3,4}

Find

find R

Solution

Let A=1,2,2,1; B=2,3,4,4

The given relation R  is one-many relation

As for one element of A, there is more than one corresponding elenment of B.

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