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Is the root of 81 an irrational number?

Updated: 4/28/2022
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11y ago

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

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11y ago
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Q: Is the root of 81 an irrational number?
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Related questions

Is the square root of 81 an irrational number?

No.


Is 81 a irrational number?

No. 81 is a rational number. An irrational number is a number with an endless amount of digits like pi or the square root of 2.


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 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


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 irrational?

no. it is 9


Is -81 an irrational number?

No, -81 is not an irrational number because it can be represented in the form x/y = -81


Is they sqare root of 94 irrational or irrational?

The square root of 94 is an irrational number


Can multiplying two irrational numbers give you an irrational number?

Yes. For example, the square root of 3 (an irrational number) times the square root of 2(an irrational number) gets you the square root of 6(an irrational number)


Is the square root of 27 a rational or irrational number?

The square root of 27 is an irrational number


Is the square root of 7 irrational or rational?

It is a irrational number. Because the square root of every imperfect square is irrational number.


How do you find an irrational square root?

An irrational number is a number that never ends. An example of an irrational square root would be the square root of 11.