Question

(v) If n (A) = 15, n (A U B) = 29, n (An B) = 7 then n (B) = ?​

Answer 1

Answer:

motor rides Walmart deal and Virus started their rights from two points that are 160 miles apart .Leke, Valmadir pet parrot started taking Balma deeds motorcycle and overtake him and meets were then Leke flew back Stuart vomited the parrot then started playing back and forth between the two Riders the parrot fluid is speed of 25 metre for a while but these and various speeds was 20 metre per hour what was the total distance that Leke flew in miles.

Answer 2

n(A)=15

n(AUB)=29

n(AnB)=7

B=?

= n(AUB)+n(AnB)-n(A)

= 29+7-15

= 21

i hope it help for you