Question

Homework:Week 1 QuizQuestion 9, 2.2.27HW Score: 28%, 28 of 100 points Points: 0 of 4Question content area topPart 1Determine whether AB, A B, B A, A B, B A, or if none of these applies.

Answer 1

Given the sets;

`\begin{gathered} A=\mleft\lbrace\text{spring,summer,winter,autumn}\mright\rbrace \\ B=\mleft\lbrace\text{spring,autumn}\mright\rbrace \end{gathered}`

Note that the elements of set B can be found in set A. Therefore, the following statements are correct;

`\begin{gathered} B\subset A\text{ (B is a }proper\text{ subset of A)} \\ B\subseteq A\text{ (}B\text{ is a subset of or is contained in A)} \end{gathered}`

ANSWER:

`\begin{gathered} B\subset A \\ B\subseteq A \end{gathered}`