Home > Real Numbers > Warm Up 1.4
0 is a whole number is the empty set is a rational number –5 is an integer
Identify the elements of the set that are natural numbers
–3, –0.9, –63, 0, 8, –3.5 8 All numbers except and –63, –3, 0, 8
Consider set S above. List elements of set S which are integers:
–3, –0.9, –63, 0, 8, –3.5 –3, –63, 0, 8, –0.9, –3.5 –3, –63, 0, 8
Consider set S above. List all irrational numbers of set S.
–0.9, –3, –63, 0, 8,
The union of the negative integers, the positive integers and the number 0 is the set of integers. All rational numbers are integers. The set of irrational numbers are numbers, which are written, in radical form. The real numbers consist of the positive and negative integers.
