Q28Comprehension1 Mark30 Apr 2023
Passage
Based on the above data, answer the given subquestions. Let f(x, y) = x^4 + y^4 + 4x^3 + 4y^3 + 4x^2 - 8y^2 - 5.
The number of saddle points of f(x, y) is
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Mathematics 2 · Week 11