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A rational number is one that can be expressed as a ratio of two integers, the second of which is not zero. An irrational number is any real number that is not rational.

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Q: What is the definition of irrational number and a rational number?
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Why is 4.323223222 an irrational number if you can predict what comes next?

Being rational or irrational is not about "predicting the next digit"; the definition of a rational number is that you can write it as a fraction, with integer numerator and denominator.Being rational or irrational is not about "predicting the next digit"; the definition of a rational number is that you can write it as a fraction, with integer numerator and denominator.Being rational or irrational is not about "predicting the next digit"; the definition of a rational number is that you can write it as a fraction, with integer numerator and denominator.Being rational or irrational is not about "predicting the next digit"; the definition of a rational number is that you can write it as a fraction, with integer numerator and denominator.


Definition of irrational and rational?

A rational number is one that can be expressed as the ratio of two integers with the denominator not being zero. An irrational number is one that is not rational.


What is the definition of irrational?

A rational number is one that can be expressed as a ratio of two whole numbers (like a fraction). An irrational number is a real number that is not rational.


Why can't numbers be both rational and irrational?

By definition, an irrational number is a number that is not rational, or in other words a number that cannot be expressed as an integer divided by another integer. A number cannot be both "rational" and "not rational."


What is a good definition of irrational numbers?

A real number that can not be expressed as a rational number.

Related questions

What is a rational number number which is not a rational number?

There is no such thing as a number that is both rational and irrational. By definition, every number is either rational or irrational.


Why is 4.323223222 an irrational number if you can predict what comes next?

Being rational or irrational is not about "predicting the next digit"; the definition of a rational number is that you can write it as a fraction, with integer numerator and denominator.Being rational or irrational is not about "predicting the next digit"; the definition of a rational number is that you can write it as a fraction, with integer numerator and denominator.Being rational or irrational is not about "predicting the next digit"; the definition of a rational number is that you can write it as a fraction, with integer numerator and denominator.Being rational or irrational is not about "predicting the next digit"; the definition of a rational number is that you can write it as a fraction, with integer numerator and denominator.


Definition of irrational and rational?

A rational number is one that can be expressed as the ratio of two integers with the denominator not being zero. An irrational number is one that is not rational.


What is the definition of irrational?

A rational number is one that can be expressed as a ratio of two whole numbers (like a fraction). An irrational number is a real number that is not rational.


Why can't numbers be both rational and irrational?

By definition, an irrational number is a number that is not rational, or in other words a number that cannot be expressed as an integer divided by another integer. A number cannot be both "rational" and "not rational."


Is 6.3478 a rational or irrational number?

Any number with a defined end-point, such as 6.3478, is, by definition, rational.


Is 6 over 5 irrational?

No. Any fraction with integers in the numerator and in the denominator is, by definition, RATIONAL.


Is 10.01 a rational or irrational number?

10.01 is a rational number


What is a good definition of irrational numbers?

A real number that can not be expressed as a rational number.


Is 37.5 a rational or irrational number?

Rational


Is zero an irational number?

Zero is a rational number, and therefore is NOT an irrational number. The definition of a rational number is any number that can be expressed as a fraction where the numerator and demoninator are both integers, and the denominator is non-zero. Irrational numbers are all real numbers that are not rational numbers. Since zero qualifies under the definition of a rational number, (0/3, for example), it therefore cannot be an irrational number.


Is 0.272727 rational or irrational?

RATIONAL , because you can convert it to a RATION (FRACTION). Method Let P = 0.272727.... Then 100P = 27.272727.... Subtract 99P = 27 (Note the decimals to infinity subtract to zero. P = 27/99 Cancel down by '9' P = 3/11 ( Which is a RATIO/rational). Since both '3' & '11' are prime numbers this will not cancel down any further. Hence 3/11 = 0.272727....