Question

if n(A)=8
n (AUB) = 17
n (ANB) = 2
2, then n (B)
?​

Answer 1

Answer:

n(B) = 11

hope it would help

Answer 2

Answer:

11

Step-by-step explanation:

n(AUB)=n(A) +n(B) -n(AηB)

17=8+n(B) -2

17-8+2=n(B)

11=n(B)