Question

Q) Two sets A and B are such that n (AUB) = 21, n(Ac∩B
c
)=9 and n(A∩B) = 7. Find: n(A∩B)c​

Answer 1

Answer:

38

Step-by-step explanation:

n (AUB) = 21

n(Ac∩Bc )=9

n(A∩B) = 7

n(A∩B)c​=38