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No. Lots of square roots are not rational. Only the square roots of perfect square numbers are rational. So for example, the square root of 2 is not rational and the square root of 4 is rational.

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โˆ™ 2016-10-20 22:15:47
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Q: Are all square roots rational numbers?
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Related questions

Are all square roots of even numbers rational?

No. The square roots 8 are irrational, as are the square roots of most even numbers.


Are all square roots are irrational numbers?

No. The square roots of perfect squares are rational.


Is the square root of 32 a rational number or an irrational number?

Irrational. All square roots of rational numbers are irrational, except perfect squares.


Do all square roots of perfect squares are rational numbers?

Yes. Not only that, they are counting numbers.


Why are all square roots not irrational numbers?

Because some of them are squares of rational numbers. So their square roots are the rational numbers.Thus if x is rational, then the square roots of x2, which are -x and +x are both rational.


Is the square root of 13 irrational or rational?

The square root of 13 is irrational. All square roots of whole numbers are irrational unless the number is a perfect square.


Is the square root of 19 a rational number?

No. 19 is a prime number, and all prime numbers have irrational roots.


What kind of number system is a square root?

A square root is not a number system. Square roots of non-negative numbers may be rational or irrational, but they all belong to the set of real numbers. The square roots of negative numbers do not. To include them, the number system needs to be extended to the complex numbers.


What real number subsets are square root numbers in?

if there is no integer answer, they are irrationalex. sq root 5 is irrational but sq root 9 = 3 so it is rational,integer, counting numberif you are taking sq root of a negative they are imaginary ex. sqroot (-9)=========================The square roots of all positive real numbers are real numbers.The square roots of all negative real numbers are imaginary numbers.Some square roots are rational, but the vast majority are irrational.


What are non recurring irrational numbers?

All irrational numbers are non-recurring. If a number is recurring, it is rational. Examples of irrational numbers include the square root of 2, most square roots, most cubic roots, most 4th. roots, etc., pi, e, and most calculations involving irrational numbers.


Is the square root of 81 rational?

Yes. The square root of 81 is 9 - a natural number and all natural numbers are rational numbers.


Are all square roots rational?

No. A number will have a rational square root, only if both the numerator and denominator of the simplified fraction are squares of integers.

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