Respuesta :

9514 1404 393

Answer:

  see below

Step-by-step explanation:

The relation is a function only if it is single-valued for all values of x.

  A: doubly-defined at x = 4.

  B: doubly-defined at x = 2

  C: a function

  D: doubly-defined on the interval (-5, -4]

Ver imagen sqdancefan

Answer:C on edg

Step-by-step explanation:

just did the test