MTH-202 Solution

Q:1
Find the composition of the relations
{(1,2),(1,6),(2,4),(3,4),(3,6),(3,8)}
& {(2,u),(4,s),(4,t),(6,t),(8,u)}

Solution:-
{(1,u),(1,t),(3,t),(3,u),(3,s),(2,s),(2,t)}

Q-2

Solution:-
{(a,b),(b,a),(a,c),(b,d),(c,c),(c,d)}
inverse:
{(b,a),(a,b),(c,a),(d,b),(c,c),(d,c)}


Q-3

Solution:-
a. R={(4,7),(5,7),(6,7)}
b. 5R2 false
6R7 True