Question

If A = {x:X e N and x < 15} and B= {x:x e N and x 5 3},
then find A-B and write it in the set builder form.​

Answer 1

Answer:

A = {1,2,3,4,5,6,7,8,9,10,11,12,13,14}

B = {1,2,3,4,5}

A-B = {6,7,8,910,11,12,13,14}

A-B = {x : x∈A and x∉B}