The square root of 9 is the number which, when multiplied by itself, equals nine. There are two numbers which, when squared, equal nine: positive three and negative three. Depending on the context of the question, one of the numbers may not make sense as an answer, or they both may work as answers.
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The square root of 2500 is 50
The square root of 81 is 9. The square roots of 81 are 9 and -9.
No. The square of 9 is 9*9 = 81 so the square root (not route!?!) of 81 is 9. The square root of 18 is 4.24 (to 2 dp).
3 is the square root of 9. 9 is a square number. 9 is the square root of 81. 81 is a square number.
3 is the square root of 9