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Recent questions tagged directional-derivatives
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GATE2020-ME-2: 26
The directional derivative of $f(x,y,z) = xyz$ at point $(-1,1,3)$ in the direction of vector $\hat{i} – 2 \hat{j} +2 \hat{k}$ is $3\hat{i} – 3 \hat{j} - \hat{k} \\$ $- \dfrac{7}{3} \\$ $\dfrac{7}{3} \\ $ $7$
go_editor
asked
in
Calculus
Sep 18, 2020
by
go_editor
5.0k
points
gateme-2020-set2
calculus
vector-identities
directional-derivatives
0
answers
0
votes
GATE2019 ME-2: 2
The directional derivative of the function $f(x,y)=x^2+y^2$ along a line directed from $(0,0)$ to $(1,1)$, evaluated at the point $x=1, y=1$ is $\sqrt{2}$ $2$ $2 \sqrt{2}$ $4 \sqrt{2}$
Arjun
asked
in
Calculus
Feb 9, 2019
by
Arjun
27.4k
points
gateme-2019-set2
calculus
directional-derivatives
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