The graph will be discrete because there is no such thing as a partial person to sign up and the booth is set up once each day for sign ups. So the last answer choice is the right one
Your answer is C. Hope this help :D
Answer:
12 cm^2
Step-by-step explanation:
The derivative of
at a point
in the direction of a vector
is

We have

and

Then the derivative at
in the direction of
is
