Given that u is a universal set, such that
μ= {2n + 1, n = 0, 1, 2...... 10)
Let A, B and C be subsets of u, such that
A = {1, 7, 11, 21)
B=(3, 7, 9, 11, 15, 21}
C=(1, 5, 9, 11, 21)
Find a) BC b) AnB c) Anc
d) An BnC e) Cu (AnB)