Problem

b) $\right)$ Find the directional derivative of $y\left(x,y,=\right)=xy^{3}+yz^{3}$ at the point $\left(2,-1,-3\right)$ in the
direction of vector $2i$ $-3\bar{i} +42\bar{k} $ $\left(6M\right)$

Calculus

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Solution

Qanda teacher - harshit

any doubt pls do ask me

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Find the directional derivative of div F = xy i $+$ yz j $+$ z? k at the point
(2, 1, 2) in the direction of the outer normal to the sphere $x^{2}+y^{2}+2^{2}=$ = 9.

Other

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