The maximum directional derivative of a function is given by the magnitude of the gradient vector. Then the maximum directional derivative of the function f(x,y) = x Iny + x²y² at point (-1, 1) is given by A. -21 +j B. 15(-21 + j) C. 1 D. 5 E. 15

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Chapter2: Second-order Linear Odes
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15:37
The maximum directional derivative of a function is given by the magnitude of the gradient
vector. Then the maximum directional derivative of the function f(x,y) = x In y + x²y² at point
4.
(-1, 1) is given by
A.
-21 +j
В.
15(-2î + j)
C. 1
D. 5
E. 15
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Transcribed Image Text:15:37 The maximum directional derivative of a function is given by the magnitude of the gradient vector. Then the maximum directional derivative of the function f(x,y) = x In y + x²y² at point 4. (-1, 1) is given by A. -21 +j В. 15(-2î + j) C. 1 D. 5 E. 15 Add a caption... > Status (Custom) +
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