(08.05 MC)

The following function represents the production cost f(x), in dollars, for x number of units produced by company 1:

f(x) = 0.25x2 − 8x + 600

The following table represents the production cost g(x), in dollars, for x number of units produced by company 2:

x g(x)
6 862.2
8 856.8
10 855
12 856.8
14 862.2
Based on the given information, determine which company has a lower minimum and find the minimum value.

a
g(x) at (10, 855)

b
f(x) at (16, 536)

c
g(x) at (16, 536)

d
f(x) at (10, 855)