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Answered 2012-08-18 21:11:57

An irrational number is a real number.

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If a number is a real number then is it also an irrational number?

No. All irrational numbers are real, not all real numbers are irrational.


What is a real number is also irrational number?

Every irrational number is a real number.


Can a real number that is not a rational number is a?

A real number which is not a rational number is an irrational number.


Is an irrational number cannot be a real number?

Irrational numbers are real numbers.


What real number is also irrational?

All real numbers are irrational. For example, Pi is an irrational number that is a real number. Other irrational numbers can be the square root of an imperfect square.



Can an irrational numbers be a real number?

yes. an irrational number is any real number that is not a rational number


Is an irrational number plus an irrational number rational?

No. The sum of an irrational number and any other [real] number is irrational.



Is every irrational number a real number and how?

The set of real numbers is defined as the union of all rational and irrational numbers. Thus, the irrational numbers are a subset of the real numbers. Therefore, BY DEFINITION, every irrational number is a real number.


Is a real number always irrational?

Real numbers can be rational or irrational because they both form the number line.


Is every Real number an irrational number?

No, a real number could also be a rational number, an integer, a whole number, or a natural number. Irrational numbers fall into the same category of real numbers, but every real number is not an irrational number.



Does real number line correspond to an irrational number?

No. The real number line corresponds to rational AND irrational numbers.


What is the real number?

a real number is a number that can be rational or irrational


Are there real number that are not rational number?

A real number dosen't have to be a rational number as a real number can be rational or irrational i.e the root of 2 is irrational and real. So is (pi).



Is an irrational number a real number?

An irrational number is any real number that cannot be expressed as a ratio of two integers.So yes, an irrational number IS a real number.There is also a set of numbers called transcendental numbers, which includes both real and complex/imaginary numbers. Of this set, all the real numbers are irrational numbers.


What number is both real and irrational?

All irrational numbers are Real numbers - it's part of the definition of an irrational number. Imaginary numbers are neither rational nor irrational. An example of a number that is both Real and irrational is the square root of two. Another example is the number pi.


If a real number is a rational number can it be an irrational number?

No it cannot. Irrational means "not rational".


Can a real number that is not a rational number be an irrational number?

Yes it will be. The set of real numbers can be divided into two distinct sets: rational and irrational. So if it is not rational, then it is irrational.


How can you put rational and irrational in a sentences?

An irrational number is a real number that is not rational.


Is an irrational number always a real numbeR?

All numbers are real. A number being irrational just means that is does not have a definite end.


Is the number 3 an integer rational irrational or a real number?

It is an integer. All integers are rational but not irrational. All rational and irrational numbers are real numbers.



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