List the elements of the set.
-If A={21,23,24,25,28} and B={21,23,24,25} , list the elements of $\mathrm { A } \cup \mathrm { B } \text {. }$
A) {28}
B) {21,23,24,25}
C) $\phi$

D) {21,23,24,25,28}

Question

List the elements of the set.
-If  A={21,23,24,25,28}  and  B={21,23,24,25} , list the elements of $\mathrm { A } \cup \mathrm { B } \text {. }$
A)  {28} 
B)  {21,23,24,25} 
C) $\phi$

D)  {21,23,24,25,28}

Quizplus · Accepted Answer

The union of sets A and B, denoted as $A \cup B$, includes all elements that are in A, in B, or in both. Therefore, the union of A and B is {21,23,24,25,28}.

List the Elements of the Set A∪B. \mathrm { A } \cup \mathrm { B } \text {. }A∪B.

List the Elements of the Set $\mathrm { A } \cup \mathrm { B } \text {. }$