The group of intelligent students in a class is __________.
a null set
a finite set
a well defined collection
not a well defined collection
Intelligence cannot be defined for students in a class. Hence, the group of intelligent students is not a well defined collection.
A set is a well-defined collection of objects.
If A = {x : x = n2,n∈N,n≤4}, then which of the following statements are correct?
The collection of intelligent students in a class is ______.
The collection of intelligent students in a class is