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-9 or +9.

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โˆ™ 2012-02-27 10:25:20
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Q: What number squared gives 81?
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Related questions

Is 81 a squared number?

yes. it's a squared number of 9


What is the 9th squared number number?

81


What is the number 81 squared?

6,561


Is 81 a sqare number?

Yes, 9 squared = 81.


What does 9 squared mean?

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


Is 80 a squared number?

No but 81 is a square number


What number equals 81 when it is squared?

.12


What is the ninth squared number?

9*9 = 81


What are the two perfect squares between which the number 72 lies?

64 and 81 ; 64 is 8 squared and 81 is 9 squared


What is the root of 81 squared?

The square root of 81 squared is 81.


What squared is 81?

9 squared equals 81.


Is 90 a square number?

No, 90 is not a square number. 81 is 9 squared and 100 is 10 squared.


What is bigger 3 cubed or 9 squared?

3 cubed = 27 and 9 squared = 81 which is the biggest number


What pair of square numbers gives 97?

They are 81+16 = 9792 + 42 = 97nine squared plus four squared


What so the ninth squared number?

It is 81 because 9 times 9 equals 81


What is 9 squared?

81 9*9=8181


How many solutions does 81 squared have?

One: 81 squared = 81^2 = 6561


What is the Next number in sequence 49 64 81?

100. the pattern is 7 squared, 8 squared, 9 squared....


Can you make a square from the factors of 81?

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


What does the word squared mean?

It means to times a number by itself e.g. 9 squared = 9x9 = 81!


What does 9 squared equal?

When a number is squared, it means that it is that number is multiplied by itself. So in this case it would be 9x9 which is equal to 81.


What is the result of a square number called?

A number squared gives a squared number (this is what the result is called), which I think is what you are asking.


What is the number that gives you 121 squared?

That all depends on what you do to the number.


What is the answer to -9 squared?

-9 squared is 81.


What number does not belong to this sequence of numbers 9 25 49 81 121 and 169 giving a valid reason why not?

It must be 81 because 9 squared is 81 and 9 is not a prime number whereas the other numbers are squared prime numbers.