Question

if n(a) =2, n(b) =m And the no. of realtions from A to B is 64.then what is the value of m?​

Answer 1

No. of relations from set A to set B =2^n(A)n(B)

=2^2m

2^2m=64

2^2m=2^(2)(3)

hence m= 3

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