Question

U= { x : x is an integer such that 1 ≤ x < 24} , A={x : x is a multiple of 4} and B= { x:x is a factor of 36}.

Answer 1

Answer:

U= {1,2,3,4,......,22,23},

A= {4,8,12,16,................},

B= {1,2,3,4,6,9,12,36}.