Question

If n(a)=15,(aub)=29, n(anb) =7 then find n(b)=?

Answer 1

Step-by-step explanation:

that answer is 21

29-(15-7)

29-8

21

Answer 2

Answer:

21 IS A CORRECT ANSWER PLZZZ MARK ME AS BRAINLIST ANSWER

Step-by-step explanation:

good afternoon