The cost (in dollars) of producing widgets is modeled by C(q)=800+0.4q^ 2
MATHEMATICS · Single correct · CBSE · Mathematics · Applications of Derivatives · Applications of Derivatives
Problem
The cost (in dollars) of producing q widgets is modeled by
C(q)=800+0.4q2.
What is the marginal cost when production is at 50 widgets?
(a) 36 per widget
(b) 0.80 per widget
(c) 40 per widget
(d) 20 per widget