If W = x^2 y^2 + xz, the directional derivative $ \frac{dW}{dl} $ in the direction 3 ax + 4 ay + 6 az at (1,2,0).

If W = x^2 y^2 + xz, the directional derivative

$\frac{dW}{dl}$ in the direction 3 ax + 4 ay + 6 az at (1,2,0).

(a) 5

(b) 6

(c) 7

(d) 8

I got this question during a job interview.

The query is from Gradient of a Function and Conservative Field topic in division Vector Differential Calculus of Engineering Mathematics

1 Answer

If W = x^2 y^2 + xz, the directional derivative $\frac{dW}{dl}$ in the direction 3 ax + 4 ay + 6 az at (1,2,0).

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

Please log in or register to add a comment.

Related questions

Most popular tags

If W = x^2 y^2 + xz, the directional derivative \frac{dW}{dl} \frac{dW}{dl} in the direction 3 ax + 4 ay + 6 az at (1,2,0).

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

Please log in or register to add a comment.

Related questions

Most popular tags

If W = x^2 y^2 + xz, the directional derivative $\frac{dW}{dl}$ in the direction 3 ax + 4 ay + 6 az at (1,2,0).