Question

if U={1,2,3,4,5,6,7,}, A={1,2,3}, and B={3,4,5} find the following: i) A ii)B iii)A-B iv)B-A

Answer 1

Answer:

Step-by-step explanation:

i) A={1,2,3}

ii) B={3,4,5}

iii) A-B = {1,2}

iv) B-A = {4,5}