Relax

Respuesta :

x          f(x)
----       -------------------------------
-2         4(1/2)⁻²  = 4.[1/(1/2)²] = 16
-1         4(1/2)⁻¹ =  4.[1/(1/2)¹] = 8
0           4(1/2)⁰  =  4(1) =4 & so on & so forth