The difference quotient with a step-size h, h / 0, for the function f(@) = - simplifies to 2h (A) ch(ath) 2 (B) r(ath) 2 (C) - 2 (D) x(x + h) 2 (E) + hA production facility is capable of producing 500 computer components in a day, and the total daily cost of producing a components is given by, 60, 000 C(a) = 3000 + 6x + T How many computer components should they produce per day in order for the marginal cost to be zero? (A) 100 (B) 222 (C) 175 (D) +100 (E) +150