Question

1. Calculate the total differential for the given function. G(x,y) = e^5x ·ln(xy + 1) 2....

1. Calculate the total differential for the given function.
G(x,y) = e^5x ·ln(xy + 1)
2. Apply the Second Derivative Test to the given function and determine as many local maximum, local minimum, and saddle points as the test will allow.
F(x,y) = y^4 −7y^2 + 16 + x^2 + 2xy

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