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Root 9 is _ number
Options (a) rational ,(b) irrational , (c)neither rational nor irrational (d) none of these .
Please answer fast?
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Root 9 is _ number Options (a) rational ,(b) irrational , (c)neither r...
Understanding the Value of Root 9
Root 9, or the square root of 9, represents a fundamental concept in mathematics. Let's explore what type of number it is.
Definition of Rational and Irrational Numbers
- Rational Numbers: These are numbers that can be expressed as a fraction (p/q) where p and q are integers, and q is not zero. They include integers, finite decimals, and repeating decimals.
- Irrational Numbers: These cannot be expressed as a fraction. Their decimal representations are non-repeating and non-terminating.
Calculating Root 9
- The square root of 9 is calculated as follows:
- 9 = 3 x 3
- Therefore, √9 = 3.
Classification of Root 9
- Since 3 is an integer, it can be expressed as the fraction 3/1.
- This means that root 9 is a rational number.
Conclusion
- Given that root 9 equals 3, it is classified as a rational number.
Final Answer
- The answer to the question is: (a) rational.
Understanding this classification is essential for mathematical concepts in Class 9, and it highlights the importance of recognizing different types of numbers in mathematics.
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Root 9 is _ number Options (a) rational ,(b) irrational , (c)neither rational nor irrational (d) none of these .Please answer fast?
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