Question

i) If n(M∩ N)=2, n(M)=5,n(N)=6,then find the value of n(M ∪ N).

ii) If n(P∩ Q)=7, n(P ∪ Q)=29,n(P)=15,then find the value of n(Q). ​

Answer 1

Answer:

the answer for the first question is 9

the answer for the second question is 21