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Q#1
Vector Calculus
GATE CH 2024
NAT
+2 marks
-0 marks
Consider the function\(f(𝑥, 𝑦, 𝑧) = 𝑥^4 + 2𝑦^3 + 𝑧^2\), the directional derivative of the function at the point P (-1, 1, -1) along (î+ĵ), where î and ĵ are unit vectors in the x and y direction, respectively, rounded off to 2 decimal places, is _ _ _ _ _ _
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