Question

if universal set ={3,4,5,6,7,8,9,10,11,12,13}
if A ={2x:xEN} and B={3x : xEN}
find the following
1 . n(a)
2 . n(b)
3 . A1 compliment
4 . A union B
5 . A intersection B
pls find all 5 answers correctly step by step want correct answer very fast ​

Answer 1

Answer:

a union b

because 3+687+696+9569 is 17358