High School Calculus - What do I do if second derivative test fails to determine max or min?

In calculus, you might be asked to use 2nd derivative tests to identify whether a critical point is a max, min, or neither. This is actually not the best method as 2nd derivative tests have serious limitations. If you want to know when the 2nd derivative test can fail and what to do when it happens, watch the video below

#mcv4u #calculus #secondderivatives

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