Respuesta :

Answer:

No. It is not a function

Step-by-step explanation:

A relation is said to be a function between sets when every element of the first set have exactly one image in the second set.

Since, the element of first set i.e. 5 have two images 3 and -1 in the second set, it is not a function.

Answer:

It is not a function :) hope I helped!

Step-by-step explanation: