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it is but its not a rational #

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Q: Is the square root of 5 a real number?
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Related questions

Can the square root of 25 be a real number?

the square root of 25 is 5


Is the root of 25 a real number?

Yes. The square root of 25 is 5, which is a real number.


Is the square root of negative 5 an integer?

No, it is not even a real number. The square root of negative 5 is the square root of 5, times i.


Is the square root of 5 real?

It is a real but an irrational number


Is the square root of five an integer?

The square root of 5 is the positive real number that, when multiplied by itself, gives the prime number 5.


Why does the square root of 25 not have a real solution?

You can't take the square root of a negative number. The square root of -25 is 5i. It's an imaginary number.


The square root of X-5 is a real number if and only if?

X is greater than 5. If X were equal to 5, X-5 would be 0 which has no real square root. If X were 4, X-5 would be -1 which has no real square root, and so on.


What is the square root of a positive?

The square root of a positive number results in a positive number. For example, the square root of 25 is 5. * * * * * Not true! There are two real square roots for every positive number: one positive and one negative. -5 is as much a square root of 25 as +5 is. However, the positive root is the principal root and so is often presented as the only root.


Is the square root of -5 rational or irrational?

Neither. It is not a real number but an imaginary number.


What is the quare root of -1?

The square root of -1 is not a real number like -2.5, 0, or 5. Instead, it is and imaginary number, i, and i = the square root of -1. The answer is imaginary because you can never take a real number, square it, and get a negative number. However, i^2 = -1.


Is the square root of 1 over 5 a real number and is it rational or irrational?

It is real and irrational.


Is the length diagonal of a square with side 5 a real number?

It is a real number in the sense that it is an irrational number which can't be expressed as a fraction and its length is 5 times the square root of 2