Question

A={1,2,3} B={2,3,4} Find i) AUB, ii) n(A),iii) n(B)

Answer 1

Answer:

i) AUB = {1,2,3,4}

ii) n(A) = 3

iii) n(B) = 3

hope this helps you...

Answer 2

please make it as a brainlist answer please please please please

Step-by-step explanation:

A={123},B={234}

1. ={1234}
2. ={3}
3. ={3}