Question

a=25b=35 c= AuB=40 then find (AnB)​

Answer 1

here AnB =A+B-AUB

by using this formula u can get it

hope it helps dude!!

Answer 2

Answer:

Step-by-step explanation:

n(AUB)= n(a)+n(b)-n(AnB)

40=25+35-n(AnB)

40=60-n(AnB)

n(AnB)=20