The square root of 81 is 9. This is because 9*9 is 81. This also means that 81 is 9 squared or 92.
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∙ 15y ago9
9 or -9
sqrt(810) = sqrt(81*10) = sqrt(81)*sqrt(10) = 9*sqrt(10)
The square root of 6561 is 81
The square root of -81 = 9 i9i
The cube of the square root of 81, which can be simplified to 81^(3/2) is equal to the cube of 9. 93 = 729.
9
9 or -9
sqrt(810) = sqrt(81*10) = sqrt(81)*sqrt(10) = 9*sqrt(10)
81 is the square root and 9.5 is under root.
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