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If n(AxxB)=45, then n (A) cannot be...

If `n(AxxB)=45`, then n (A) cannot be

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If n(A) = 20 , n(B) = 30 and n(A cup B )=45 then find n(A cap B)

The set A and B has 3 common elements . If n(A) =5 and n(B)=4, then find n(AxxB) and n{(AxxB)nn (BxxA)}

The set A and B has 3 common elements . If n(A) =5 and n(B)=4, then find n(AxxB) and x{(AxxB)nn (BxxA)}

(a) If n(A) = 6 and n(AxxB)=42 then find n(B) (b) If some of the elements of A xx B are (x,p),(p,q), (r,s) . Then find the minimum value of n(A xx B) .

(a) If n(A) = 6 and n(AxxB)=42 then find n(B) (b) If some of the elements of A xx B are (x,p),(p,q), (r,s) . Then find the minimum value of n(A xx B) .

(a) If n(A) = 6 and n(AxxB)=42 then find n(B) (b) If some of the elements of A xx B are (x,p),(p,q), (r,s) . Then find the minimum value of n(A xx B) .

A and B are two sets having 3 elements in common. If n(A)=5, n(B)=4, then what is n(AxxB) equal to ?

Let A and B be two sets having 3 elements in common. If n (A) = 5 and n (B) = 4 , then n((AxxB)nn(BxxA)) =