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Q: Why are all square roots not irrational numbers?

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

No. The square roots of perfect squares are rational.

No. Square root of 9=3. 3=3/1. Therefore not all square roots are irrational

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.

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

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

No.

The square roots of 2, 3, 5, 6, 7. In all cases there are two roots (+ and -).

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

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.

All prime numbers have irrational number square roots, so if you try to find the square root of a non-perfect square number use them to simplify it. For example, ±√125 = ±√25*5 = ±5√5 (when you want to show both the square roots) √72 = √36*2 = 6√2 √-27 = √-9*3 = 3i√3

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.

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