If A={a, b}and B={x, y, z}, then the number of relations from B to A i

1.	If A={a, b}and B={x, y, z}, then the number of relations from B to A is
Answer» We know,n(ab)=n(a)n(b) =23 =6Now,No.of relations=no.of subsets of Cartesian product i.e,ab2²*³=64So simple....<br>No. Of reaction is 2^6=64

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