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Earn +20 ptsQ: What is the two square roots of 81?
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Continue Learning about Algebra
What are the two square roots for 196?
The square roots of 196 are 14 and -14.
What are two square roots of 9?
-3 , 3
What is square root of 4?
4 has two square roots. They are +2 and -2.
What is 81 a perfect square by what number?
81 is a perfect square because 81 = 9 x 9
Are all square roots of even numbers rational?
No. The square roots 8 are irrational, as are the square roots of most even numbers.
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