Question

if a={1,2,3,4,5},b={2,4,6,8} then find n(aUb)-(anb)​

Answer 1

Answer:

5 is the correct answer.

Answer 2

Step-by-step explanation:

AUB={1,2,3,4,5,6,8}

n(AUB)=7

AnB={2,4}

n(AnB)=2

n(AUB)-n(AnB)= 7 - 2 = 5