andrewrangel63
24.09.2019 •
Mathematics
Calculus(derivatives):
show your work !
find the minimum and maximum points of f(x)=x^3+x^2-5x-2.
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Ответ:
Critical points occur when , which happens for and .
Check the sign of the second derivative at each critical point to determine the function's concavity at that point. If it's concave (), then a maximum occurs; if it's convex (), then a minimum occurs.
You have
and so
This means a maximum of and a minimum of .
Ответ:
Explanation: step by step