Q176
The value of the directional derivative of the function \[ \](x, y, z) = xy2 + yz2 + zx2 at the point (2, -1, 1) in the direction of the vector p = i + 2j + 2k is
The value of the directional derivative of the function (x, y, z) = xy2 + yz2 + zx2 at the point (2, -1, 1) in the direction of the vector p = i + 2j + 2k is
A.
1
AnswerB.
0.95
C.
0.93
D.
0.9
Answer: Option A
Solution
Answer: Option A
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