Chapter 2.1, Problem 36PS

To determine

a.

To list:

The possible subsets of the set $A=\varphi$.

To determine

b.

To list:

The possible subsets of the set $B=\left\{1\right\}$.

To determine

c.

To list:

The possible subsets of the set $C=\left\{1,2\right\}$.

To determine

d.

To list:

The possible subsets of the set $D=\left\{1,2,3\right\}$.

To determine

e.

To list:

The possible subsets of the set $E=\left\{1,2,3,4\right\}$.