Tom K. answered 04/22/21
Knowledgeable and Friendly Math and Statistics Tutor
Not only is it a relative minimum at x = 0, it is a global minimum.
Sreeram K.
asked 04/21/21a)The graph of f is always concave up.
b)The graph of f has an inflection point at x = 0.
c)The graph of f has a relative minimum at x = 0.
d)The graph of the second derivative is always positive.
Tom K. answered 04/22/21
Knowledgeable and Friendly Math and Statistics Tutor
Not only is it a relative minimum at x = 0, it is a global minimum.
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