The cost of producing x teddy bears per day at the Cuddly Companion Co. is calculated by their marketing staff to be given by the formula C(x) = 100 + 44x - 0.08x2. (a) Find the marginal cost function C'(x). C'(x) = Use it to determine how fast the cost is going up (in $) at a production level of 100 teddy bears. $ per teddy bear Compare this with the exact cost of producing the 1015t teddy bear (in $). The cost is increasing at a rate of $ per teddy bear. The exact cost of producing the 1015 teddy bear is $ Thus, there is a difference of $ (b) Find the average cost function C, and evaluate C(100) (in $). C ( x ) = C(100) = $ per teddy bear What does the answer tell you? The average cost of producing the first hundred teddy bears is $ per teddy bear