Question

Given: U = {1,2,3,4,5,6,7,8,9,10,11,12,13,14,15}
A = {3,6,9,12,15} B = {1,3,5,7,9,11,13,15}

Find A - B
________
Find B - A
________​

Answer 1

Answer:

A--B={ 6,9,12}

B--A={1,5,7,9,11,13}