CassCrim101 CassCrim101

07-08-2018
Mathematics

contestada

Evaluate the expression, if possible: √ –25

A. Not a real number
B. 25
C. 5
D. –5

Respuesta :

musiclover10045 musiclover10045

07-08-2018

The square root of a negative number considered an imaginary number. This means it is not a real number.

The answer is A.

Answer Link

07-08-2018

When a negative sign is under the square root, we are unable to get real numbers back after taking the root.

Thus, the square root of -25 is not a real number (choice A).

Answer Link

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