1.3 exploring Real Numbers Flashcards
1
Q
Natural Numbers
A
1,2,3
2
Q
Whole Numbers
A
0,1,2,3
2
Q
Integers
A
-2,-1,0,1,2
3
Q
Rational Numbers
A
is any number that can be expressed as the quotient or fraction.
4
Q
Irrational number
A
cannot be expressed
5
Q
Real Numbers
A
that can be used to measure a continuous one-dimensional quantity
6
Q
counterexample
A
an example that opposes or contradicts an idea or theory.
7
Q
Inequality
A
a relation which makes a non-equal comparison between two numbers or other mathematical expressions.
8
Q
opposites
A
two numbers that are the same distance from zero but opposite
9
Q
Absolute value
A
the magnitude of a real number without regard to its sign.
