Concept explainers
To check:
The sets that the identified numbers belong to which number.
Answer to Problem 1CM
Solution:
Identified numbers | Natural numbers | Whole numbers | Integers | Irrational numbers | Real numbers |
Explanation of Solution
Natural numbers:
A natural number is a counting number of the set
The set of natural number is N.
Whole numbers:
Whole numbers are positive numbers, including zero, without any decimal or fractional parts.
The set of whole numbers is represented by
Integers:
An integer is whole number that can be positive, negative or zero.
Example:
Rational numbers:
A rational numbers is a number than can expressed as a fraction of
Example:
Irrational numbers:
An irrational number cannot be expressed in the form
Example:
Real numbers:
A real numbers are all of the numbers represented on the number line.
It includes natural, whole, integers, rational and irrational numbers.
Example:
Calculation:
From, the above definitions, we check mark the table
Identified numbers | Natural numbers | Whole numbers | Integers | Irrational numbers | Real numbers |
Final statement:
Hence, the check marked the numbers in the table.
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Chapter 2 Solutions
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