Question

The cost function of a certain commodity is C(x)=88+.16x-.0006x^2+.000003x^3.
(a) Find C'(100). (What does this mean?)
(b) Find the total cost of producing 101 items.

Answer 1

It means to find the derivative and then plug in 100

Answer 2

Thanks, I got that part, but what about part b?

Answer 3

I am pretty sure you just plug in 101 to the original equation

Answer 4

oh you're right! Thanks a bunch :)

Answer 5

:)