Every positive real number has a positive and a negative square root, the ________ root is called the principal root. *

A) Negative roots
B) Positive roots
C) Exact roots
D) not identified​

Respuesta :

9514 1404 393

Answer:

  B) positive

Step-by-step explanation:

For even-index roots, which may be either positive or negative, the positive root is called the principal root.