Question

边际成本是100+（1/√x）,固定成本为50,求总成本函数?

Answer 1

即 f '(x) = 100 + 1/√x

积分有 f(x) =100x + 2√x + C

固定成本50,即 f(0) = C =50

所以总成本函数为 TC(x) = 100x + 2√x + 50