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Q: What is the root of 81 squared?

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The square root of 81 is 9. 9 x 9 = 81.

The cubed root of 726 is 9. 9 squared is 81

81

~18.721

The square root of 81 is 9. This is because 9*9 is 81. This also means that 81 is 9 squared or 92.

well, the square root of 81 is 9, and seven squared is 49, so it wud be 40

When 100 is squared, the root is 10. That means you can multiply 10 by 10 and the answer is 100. The square root of 81 is 9 and 8 is the square root of 64.

9 squared equals 81.

With square roots if you have a number times itself or squared then that that product is that numbers square root example: 9x9= 81 81 square root is 9

One: 81 squared = 81^2 = 6561

a squared + b squared = c squareda squared + 12 squared = 15 squareda = square root(225 - 144)a = square root(81)a = 9

The cube root of 729 is 9 and 9 squared is 81.

Not as far as integers-whole numbers-are concerned no. 9 squared is 81. 10 squared is 100. The square root of 96 (you can also say 96^0.5) is 9.797959... Not as far as integers-whole numbers-are concerned no. 9 squared is 81. 10 squared is 100. The square root of 96 (you can also say 96^0.5) is 9.797959...

8 and 9. 8 squared is 64. 9 squared is 81. 64 < 75 < 81, hence the square root of 75 is somewhere between 8 and 9.

Square root of 324 = square root of (81 x 4) = square root of 81 x square root of 4 and that is 9 x 2 = 18 cm

The square root of 89 is approximately 9.4 so 9 and 10 are the closest whole numbers. You could also notice that 9 squared is 81 and 10 squared is 100 which are the closest perfect squares to 81.

9 x 9 = 81 9 squared = 81 3 squared times 3 squared = 81

9 Squared is 81.Squared means to times a number by itself so..... 9 squared = 9x9 = 81!

Divide the 81 pi by pi, then square root it. (Use the formula for area of circle, which gives 81pi=pi*radius squared, but rearrange to find the radius). i.e. it's the square root of 81

3x squared - (3x) squared = 0

-9 squared is 81.

x2=-81take the square root of both sidessince 81 is negative you need to take 81 times i when i=-1 then solve as the square root of 81. your answer is x=9i

Type your answer here... 81

9 squared is 81 and 16 squared is 256

81 is the square root and 9.5 is under root.

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