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Every positive number has TWO square roots. The principal square root is the positive number which, when multiplied by itself, gives the number in question. But its negative equivalent will also be a square root.

For example, the number 4 has 2 as the principal sqrt but -2 is also a sqrt of 4

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โˆ™ 2011-01-25 19:09:18
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Q: How many square roots does the number 13 have?
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Related questions

What is two square roots of the number 169?

The two square roots of the number, '169', are +13 and -13 .


What is the real number roots of the square root of 169?

There are two roots, both real: -13 and +13


Is the square root of 13 irrational or rational?

The square root of 13 is irrational. All square roots of whole numbers are irrational unless the number is a perfect square.


What are the two square roots of 169?

+13 and -13


How do you simplify square root of 13?

The square roots of 13 cannot be simplified.


What is the square rote of 169?

Not sure about a square rote, but the square roots of 169 are -13 and +13


Why does the square root of 13 equals 3.605551275?

If you multiply it by itself you get 13. This is what square roots do!


Is the square root of 13 a whole number?

No, √13 is an irrational number. Only perfect squares have whole numbers square roots, they are 1², 2³, 3², 4², ... which are 1, 4, 9, 16, ...


Which subset does the square root of 13 belong in?

It belongs to many many subsets including: {sqrt(13)}, The set of square roots of integers The set of square roots of primes The set of square roots of numbers between 12 and 27 {3, -9, sqrt(13)} The set of irrational numbers The set of real numbers


What is the two square roots of 169?

169 = 13 X 13


What is the square number of 13?

The square of 13 is 13 times 13 or 169.


What is the square root of negative 169?

The square roots are -13i and 13i where i is the imaginary square root of -1.


What is the thirteenth square number?

The 13th square number = 13 x 13 = 169


What are the square roots of 121 169 and 225?

11, 13 and 15 respectively.


What number is 13 the square root of?

169. 13 x 13 = 169. square root of 169 = 13.


What is the 13 sqared number?

The 13th square number is simply 13 times 13 = 169


Is the number 13 a square number or a square root of a number?

It is both.13 is the square of +/- 3.6056, approx. However, since it is not the square of an integer, it is not a perfect square.It is also the square root of 169.


Is 13 a square number?

No. A square number is the product of a number multiplied by itself. Nine (3 times 3) and 16(4 times 4) are the two square numbers closest to 13.


How many square feet is 16.5 x 13?

It is 16.5 x 13 square centimetres, by the efficient and correct use of a calculator this exact number can be found. You're welcome.


What number is odd and not a square number?

-1 is an odd number but not a perfect square.


What 2 intergers is the square root of 179?

The square root of 179 is between 13 and 14.


How many toothpick are in a 13 by 13 square?

12


When you add two triangular numbers why do they equal to a square number?

They don't necesarily,3 is a triangular number and 10 is a triangular number. Their sum is 13 which is not a square number.They don't necesarily,3 is a triangular number and 10 is a triangular number. Their sum is 13 which is not a square number.They don't necesarily,3 is a triangular number and 10 is a triangular number. Their sum is 13 which is not a square number.They don't necesarily,3 is a triangular number and 10 is a triangular number. Their sum is 13 which is not a square number.


How do you check if a number is a perfect square?

For a number to be a perfect square, the number's square root has to be a whole number. 9 is a perfect square because its square root is a whole number, 3. If the square root of the number is a decimal, then it is not a perfect square. For example, 13 does not divide evenly so it not a perfect square.


What is the next square number after 160?

13 x 13 = 169