Question

.If A= {a, b ,c} B= {b ,d ,e} C= {a ,e, I ,o ,u } then n [A∩C] X B is​

Answer 1

Answer:

A ∩ C = {a,b,c} ∩ {a, e, i, o, u}

= {a}

n(A ∩ C) = 1

n[(A ∩ C) x B] = n(A ∩ C) x n(B)

= 1 x 3

=3