What are extrema and saddle points of #f(x, y) = x^3y + 36x^2 - 8y#?
1 Answer
Apr 25, 2018
See the answer below:
Explanation:
Credits:
Thanks to Graphing Calculator 3D (https://www.runiter.com/graphing-calculator/) who provided the software to plot the 3D function with the results.