Respuesta :
B) because f(2) = f(1) - 5 = 6 - 5 = 1;
f(3) = f(2) - 5 = 1 - 5 = -4;
f(4) = f(3) - 5 = -4 - 5 = -9;
f(5) = f(4) - 5 = -9 - 5 = - 14;
f(3) = f(2) - 5 = 1 - 5 = -4;
f(4) = f(3) - 5 = -4 - 5 = -9;
f(5) = f(4) - 5 = -9 - 5 = - 14;