Suppose that A is the set of sophomores at your school and and B is the set of students in CS 290 at your school. Express each of these sets in terms of A and B.

a) the set of sophomores taking CS 290 in your school

b) the set of sophomores who are not taking CS 290 in your school

c) the set of students at your school who either are sophomores or are taking CS 290

d) the set of students at your school who either are not sophomores or are not taking CS 290

Problem 3 (from Kenneth H. Rosen "Discrete mathematics and its Applications",