1.3 Exploring Real Numbers Flashcards
1
Q
Natural Numbers
A
1,2,3…
2
Q
Whole numbers
A
0,1,2,3…
3
Q
Integers
A
-2,-1, 0,1,2,3
4
Q
Rational Numbers
A
Is any number that you can write in the form a/b
5
Q
Irrational Number
A
Cannot be expressed in the form a/b, where a and B are integers.
6
Q
Real Numbers
A
Together, rational numbers and irrational numbers form the set of real numbers
7
Q
Counter Example
A
Any example that proves a statement false is a counterexample
8
Q
Inequality
A
is a mathematical sentence that compares the value of two expressions using an inequality symbol.
9
Q
Opposites
A
Two Numbers that are the same distance from zero on a number line but lie in opposite directions are opposites.
10
Q
Absolute Value
A
Of a number is its distance from 0 on a number line.
11
Q
A
