How do you find and classify all the critical points and then use the second derivative to check your results given #h(t)=-4.9t^2+39.2t+2#?
1 Answer
Aug 24, 2016
You first need to find the critical points where
Explanation:
Let's calculate first the first derivative
Hence,
Let's calculate now the second derivative in
Since the second derivative is negative in the critical point, the function has a maximum at that point.