AERCISE 1.6 1. If X and Y are two sets such that n(X) = 17, n (Y) = 23 and n (XUY)= 38, find n (XY). a) 2.b)3​

Question

AERCISE 1.6
1.
If X and Y are two sets such that n(X) = 17, n (Y) = 23 and n (XUY)= 38,
find n (XY). a) 2.b)3​

in progress 0
Adeline 1 month 2021-08-20T18:38:47+00:00 1 Answer 0 views 0

Answers ( )

    0
    2021-08-20T18:40:33+00:00

    Step-by-step explanation:

    We know,

    n(A∩B)=n(A)+n(B)−n(A∪B)

    n(A∩B)=17+23−38=2

Leave an answer

Browse
Browse

18:9+8+9*3-7:3-1*13 = ? ( )