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Earn +20 ptsQ: Is the square root of 81 rational or irational?
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Is the square root of 81a rational number?
Yes. The square root of 81 is 9, which is a rational number.
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.
What is the square root of -81?
The square root of -81 = 9 i9i
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