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Earn +20 ptsQ: The square root of X-5 is a real number if and only if?
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Can a number with a square root be a real number?
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.
What is the real number root of -25?
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.
Is the square root of 24 real complex or imaginary?
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.
Is the square root of negative 11 a real number?
No. In general, the square root of a negative number is an imaginary number, which is not a real number.
How do you do a square root of a negative number that is not a perfect square?
The square root of a negative number is not real.
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