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Yes.

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

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โˆ™ 2011-01-02 21:24:18
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A polynomial of degree zero is a constant term

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Q: Is the square root of 81 rational?
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Related questions

Is the square of 81 a rational number?

The square root of 81 is 9 which is a rational number


Is the square root of 81a rational number?

Yes. The square root of 81 is 9, which is a rational number.


Is the root of 81 an irrational number?

No. The square root of 81 is 9, which is a rational number.


Is the square root of of 81 over negative three irrational?

No. The square root of 81/(-3) is rational. The square root of [81/(-3)] is imaginary (a kind of complex number).


Is the square root of -81 rational or irrational?

Since it is the square root of a negative number, it is actually imaginary, neither rational nor irrational. It is equal to 9i, or 9 times whatever the square root of negative one is.square root of -81 = square root of 81 times i = 9i


Which type of number is square root of 81?

Integer, rational, and real.


Is sqrt 81 a irrational number?

No because the square root of 81 is 9 which is a rational number


Is the square root of 81 a rational number?

Yes. It's +9 and -9. They're both rational.


Is the square root of 25 a rational number?

The square root of 25 is 5 ... rational.


What is the value of n for which square root of n be a rational number?

n is a square of a rational number. For example, 4 or 81, or 2.25 or 36/25.n is a square of a rational number. For example, 4 or 81, or 2.25 or 36/25.n is a square of a rational number. For example, 4 or 81, or 2.25 or 36/25.n is a square of a rational number. For example, 4 or 81, or 2.25 or 36/25.


Is the square root of 1000 rational?

No, the square root of 1000 is not rational.


Is the square root of 37 rational?

is the square root of 3 rational

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