The square root of A2 is... A !
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Any square root squared is the number inside the ()
The square root of 81 squared is 81.
Squared. E.g the square root of 4 is 2, and 2 squared is 4.
The square of any square root is equal to the number itself. For example, the square of the square root of 2 squared is equal to 2. The square root of 10 squared is equal to 10.Similarly, the square of the square root of 2 is equal to 2.
The square root of 9.61 = ± 3.12.9 squared = 8.418.41 + ±3.1 = 11.51 OR5.31