Let U be the universal set. If $C \subset D$ , describe the following set. $C \cup D$
A) $U$
B) $\bar { C }$
C) $\bar { D }$
D) $D$
E) $\varnothing $

Name: Let U be the universal set. If $C \subset D$ , describe the following set. $C \cup D$ A) $U$ B) $\bar { C }$ C) $\bar { D }$ D) $D$ E) $\varnothing $
Brand: Quizplus
Rating: 4.9 (43 reviews)

Question

Quizplus · Accepted Answer

Since $C\subset D$, we know that any element in $C$ is also in $D$. Therefore, when we take the union of $C$ and $D$, we will not add any new elements that are not already in $D$. Thus, $C\cup D=D$.

Let U Be the Universal Set C⊂DC \subset DC⊂D , Describe the Following Set

Let U Be the Universal Set $C \subset D$ , Describe the Following Set