Chapter 1 Flashcards
0
Q
1.1
What is a Element
A
Object in a set
1
Q
1.1- sets of numbers
What is a set? A subset?
A
A set is a collection of objects.
A subset is for every element of the first that is contained in the second.
2
Q
1.1
What is an empty set?
A
Set with no elements
3
Q
1.1
What is a union
A
Set of elements that appear in any of the sets
4
Q
1.1
What is an intersection?
A
Set of elements common to all the sets
5
Q
1.1
What are ellipses?
A
The numbers continue forever in the same pattern
6
Q
1.2
What is the origin? Where is it?
A
It is the middle of the graph. 0,0 on the graph
7
Q
1.2
What is absolute value?
A
Absolute value is the distance a number is from zero, regardless where
8
Q
1.2
What is the midpoint formula?
A
2
9
Q
1.2
What is the segment length formula?
A
L=|b-a|
10
Q
1.3
Additive Identity Property
A
a+0=0+a
