Question

)
If n(A)=20
n (B) = 16
n (AUB)= 30
find n (AnB)​

Answer 1

Answer:

6

Step-by-step explanation:

as aub=a+b-anb

so,30=16+10-x

x=6

Answer 2

Answer:

The answer is out of total 36 elements 30 is union thn.. the left out 6 is common in both n(A) and n(B)

n(AnB) = 6