Engineering Mathematics
Linear Algebra
GATE 2017
Easy
For F(x,y)=x³+y², the gradient ∇F is given by
- A3x²i − 2yj
- B6x²y
- 3x²i + 2yj
- D2yi − 3x²j
Explanation
∇F=(∂F/∂x)i+(∂F/∂y)j=3x²i+2yj.
Source: GATE CH 2017 (2017)
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