A) {2, 3, 5}
B) {3, 5, 9}
C) {1, 2, 5, 9}
D) None of these
Correct Answer: B
Solution :
Given\[A\cup \,\{1,\,2\}=\{1,\,2,\,3,\,5,\,9\}\]. Hence, \[A=\{3,\,5,9\}\].You need to login to perform this action.
You will be redirected in
3 sec