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Square root of 9: 3Square root of -81: 9i

The product of both is 27i

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โˆ™ 2016-04-16 20:29:02
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โˆ™ 2016-04-22 11:13:01

It is +/- 27i

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Q: What is the square root of 9 time square root of negative 81?
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Related questions

What is the negative square root of 81?

-9


Negative square root of 81?

9


What is the square root of negative 81?

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


Is the square root of -81 rational or irrational?

Since it is the square root of a negative number, it is actually imaginary, neither rational nor irrational. It is equal to 9i, or 9 times whatever the square root of negative one is.square root of -81 = square root of 81 times i = 9i


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).


Find the Square Root -81?

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


What is the negative square root of 1 over 81?

-1/9


What is the negative square root of 100 over 81?

It is -10/9


What is the sq root of -9?

81 because there are no negative square roots


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!


What number is 81 a square root of?

The square root of 6561 is 81


How do you write 81 as a square root?

The square root of 81 is 9


How do you solve x squared equals negative 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


Is the square root of 81 a counting number?

Yes. Square root of 81= 9


What is 9 the square root of?

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


How do you simplify the square root of 81?

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


Is there another answer to the square root or 81 instead of 9?

Yes. -9 (that is, negative 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 positive sqare root of a number?

Square roots can be positive or negative. 9 x 9 = 81 -9 x -9 = 81 9 is the positive square root of 81.


Square root of 80?

Square root of 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 the root of 81 squared?

The square root of 81 squared is 81.


What is a square root of a81?

Square root of 81 is 9.


What is the square root of 6561?

The square root of 6561 is 81.

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