The square root of -5 involves imaginary numbers, as the square root of a negative number is not a real number. In the realm of complex numbers, the square root of -1 is represented by the imaginary unit “i.” Therefore, the square root of -5 can be expressed as i√5​, where “i” is the imaginary unit.

So, the value of √-5 is i√5​, indicating that it is an imaginary number.

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