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Of course, not only can it be a real number but it is a real number. When you take the square root times itself, the result is a number that is real.

Q: Can a number with a square root be a real number?

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There is no real number [square] root of a negative number. There is a real cube root and a real fiftth root etc, but root, by itself, implies square root.

The square root of any positive real number (as in this case) is a real number. (Such square roots are usually irrational.)The square root of a negative real number, such as the square root of -15, is an imaginary, and therefore also a complex, number.

No. In general, the square root of a negative number is an imaginary number, which is not a real number.

The square root of a negative number is not real.

Yes. In general, the square root of any non-negative number is a real number.

Related questions

There is no real number [square] root of a negative number. There is a real cube root and a real fiftth root etc, but root, by itself, implies square root.

The square root of seven is a real number, but it is not a whole number.

The square root of 0 is 0, which is a real number.

The square root of any positive real number (as in this case) is a real number. (Such square roots are usually irrational.)The square root of a negative real number, such as the square root of -15, is an imaginary, and therefore also a complex, number.

Yes, the square root of 3 is a real number. (It is not imaginary. The square root of a negative number is imaginary.) The square root of 3 is not a rational number. It cannot be written as a fraction.

Yes. It's 9. The square root of every positive real number is a real number.

No. In general, the square root of a negative number is an imaginary number, which is not a real number.

The square root of a negative number is not real.

Yes. In general, the square root of any non-negative number is a real number.

no. is not a real number

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

The square root of 8 is irrational and real.