15 Mins : Introduction to local maximum, local minimum, saddle point and Critical Points
15 Mins : Second Derivative Test and Explain why the test works
15 Mins : Solving Problems
05 Mins : Summary
2.Can a saddle point be a point of inflection in both x- and y-directions? Explain.
3. How would you determine local extrema if the function is not differentiable at a point?