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Are there any square roots of negative numbers?
imaginary numbers. but no, not really.
Is the square root of any real number always a real number?
No, it is not, because real numbers include negative numbers. The square root of a negative number is an imaginary number
Is there a number that doesn't have a square root?
Any negative number, and infinity. However, a number (called "i") was created to represent the square roots of negative numbers.
Is the square root a real number?
The square roots of any positive real number are a positive and a negative real number. The square roots of any negative real number are a positive and a negative imaginary number. The square roots of any imaginary number or any complex number are two complex numbers.
What is examples of real numbers?
First of all, the correct grammar is to say "What areexamples of real numbers?" not "What is". Real numbers are any number from negative infinity to positive infinity. These include 1.555, 3, -6, -563.786, 10, etc. The only numbers that are no real numbers are imaginary numbers which involve the square root of negative numbers. It is immpossible to take the square root of a negative number so those numbers are not real.
