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How can you tell whether a square root of a whole number is rational or irrational?
If the whole number is a perfect square, its square root is rational. If not, it's not.
Is the square root of 4 irrational or rational?
It is rational. The root of a perfect square, such as 4, is rational; the root of any positive integer that is not a perfect square is an irrational number.
Is the square root of 25 rational irrational whole natural or integer?
The square root of 25 is 5, which is a whole number, an integer, a natural number and a rational number.
When is the square root of a whole number rational?
When the whole number is a perfect square, ie it is a whole number squared.
Is the square root of -9 a natural whole integer rational or irrational number?
It is none of those because the square root of -9 is an imaginary number but the square root of 9 is 3 which is a rational integer or whole number
A rational number whose square root is a whole number?
A perfect square.
Is 169 square root irrational or rational?
The square root of 169 is 13, which is a whole number. Since whole numbers are considered rational numbers (they can be expressed as a fraction with a denominator of 1), the square root of 169 is rational.
Is the square root of 13 is a rational number?
No. The square root of a positive integer is either a whole number or it is irrational.
Is the square root 81 rational or irrational?
The square root of 81 is 9, which is a whole number. Since all whole numbers are considered rational numbers (as they can be expressed as a fraction with a denominator of 1), the square root of 81 is rational.
Is the square root of 20 rational?
Try taking the square root. The square root of a positive integer can only be: * A whole number, in which case it is of course rational, or * Irrational.
Is the square root of 29 a rational number integer whole number or an irrational number?
The square root of 29 is an irrational number.
Is the square root of 400 irrational or rational?
The square root of 400 is rational because it can be expressed as a whole number. Specifically, the square root of 400 is 20, which is a rational number since it can be represented as a fraction (20/1). Therefore, it is not an irrational number.
