Question Statement:
The function $f(x, y) = x y$ on $\mathbb{R}^2$ at the origin $(0, 0)$ has a:
Options:
- (A) Saddle point
- (B) Local maximum
- (C) Local minimum
- (D) Inflexion line
Section 1: Engineering Mathematics
Subtopic: Maxima and minima of function with several independent variables
Options:
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