Use $ \subseteq, \nsubseteq, \subset $, or both $ \subset $ and $ \subseteq$ to make a true statement.
-$\{ 6,7,8 \}$ ____$\{ 6,7,8 \}$
A) $\subseteq$
B) $\subset$
and$\nsubseteq$
C) $\subset$

D) $\nsubseteq$

Question

Use $ \subseteq, \nsubseteq, \subset $, or both $ \subset $ and $ \subseteq$ to make a true statement.
-$\{ 6,7,8 \}$ ____$\{ 6,7,8 \}$
A) $\subseteq$
B) $\subset$
 and$\nsubseteq$
C) $\subset$

D) $\nsubseteq$

Quizplus · Accepted Answer

The symbol $ \subseteq $ indicates that the set on the left is either equal to or a subset of the set on the right. Since both sets are identical, $ \{ 6,7,8 \} \subseteq \{ 6,7,8 \} $ is true, indicating that the set is equal to itself.

Use ⊆,⊈,⊂ \subseteq, \nsubseteq, \subset ⊆,⊈,⊂ , or Both ⊂ \subset ⊂

Use $\subseteq, \nsubseteq, \subset$ , or Both $\subset$