Chapter 0.1, Problem 1CP

a)

To determine

The set from $A=\left\{2,3,5,7,11\right\},B=\left\{2,4,6,8,10\right\}\text{, and }C=\left\{6,10,14,18,22\right\}$ to which the element 6 belongs.

b)

To determine

The set from $A=\left\{2,3,5,7,11\right\},B=\left\{2,4,6,8,10\right\}\text{, and }C=\left\{6,10,14,18,22\right\}$ of which $\left\{2\right\}$ is a subset.