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There is no square root for a negative number. It is an imaginary number.

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โˆ™ 2008-12-12 23:49:30
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โˆ™ 2020-06-06 06:40:39

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Q: Find the Square Root -81?
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Related Questions

How do find the sqaure root of a number?

To find the square root of a number you multiply that number by it self twice.(example) the square root of 9 ? the square root of nine is 81 as 9X9=81. square root of 4 ? th square root of is 16 as 4X4=16.


What is the easiest way to find the square root?

the eisest way to find square root of something , is to see what number x itself = that number .... so EXAMPLE:what is the square root of 81? this is how you will find it.....so what number x itself gives me 81? it's 9 because 9x9=81 so the square root of 81 is 9


What is the square root of -81?

The square root of -81 = 9 i9i


Square root of 81?

81 is the square root and 9.5 is under root.


What is the square root of 81 and 4?

The square root of 81 is 9 and the square root of 4 is 2!


How do you write 81 as a square root?

The square root of 81 is 9


What number is 81 a square root of?

The square root of 6561 is 81


What is the root of 81 squared?

The square root of 81 squared is 81.


What is the square root of 64 and 81?

the square root of 64 is 8 because 8x8 is 64 the square root of 81 is 9 because 9x9 is 81


What is 9 the square root of?

9 is the square root of 81 as 9*9=81


Is the square root of 81 a counting number?

Yes. Square root of 81= 9


Square root of 81 plus square root of 196?

√81 + √196 = 23


How do you simplify the square root of 81?

The square root of 81 is ±9 which is in its simplest form.


What is the square root of negative 81?

The square roots of -81 are ±9i where i is the imaginary square root of -1.


Square root of 80?

Square root of 81


Create a situation about square root?

the square root of 81== square root is when a number times itself to get a specific number e.g. square root of 81=9


How do you reverse a square root?

The opposite of a square root is the square of a number. For example, the principal square root of 81 is 9, while the square of 9 is 81.


What is the square root of this number 81?

The square root of 81 is 9. The square roots of 81 are 9 and -9.


What is the square root located between 8 and 9?

The square root of any number between 64 and 81.The square root of any number between 64 and 81.The square root of any number between 64 and 81.The square root of any number between 64 and 81.


What is the square root of 405?

81 is the square root of 405. (81 x 5 = 405.)


Is the square root of of 81 over negative three irrational?

No. The square root of 81/(-3) is rational. The square root of [81/(-3)] is imaginary (a kind of complex number).


What is the difference between a square root and a square number?

3 is the square root of 9. 9 is a square number. 9 is the square root of 81. 81 is a square number.


What is the square root of 6561?

The square root of 6561 is 81.


What is a square root of a81?

Square root of 81 is 9.


What is the quad root of 81?

The quad root of 81 is 3 but the square root of 81 is 9