Respuesta :

Answer:

4e and 4f

Step-by-step explanation:

1:  4*4*e=16e   2*2*e= 4e        16e/4e=4e

2:  4*4*f=16f    2*2*f=4f            16f/4f=4f

I haven't learned about this yet but I do know a little, hopefully this was correct and helps you out! :) Have a good evening!