CassCrim101
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 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
PGM1 PGM1
  • 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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