Sets Flashcards
1
Q
What is commutative property?
A
- Can change the order, the answer will stay the same.
- Multiplication and addition are commutative.
2
Q
What is associative property?
A
- The way numbers are grouped doesn’t change the answer.
3
Q
What does A\B mean?
A
Remove second set from 1st set
4
Q
What is a subset?
A
The elements are in a set but also another set
5
Q
What does A’ mean?
A
The compliment of a set - without the elements of this set
6
Q
When asked the # of a set what are you being asked?
A
Cardinal number - the number of elements in a set
