in new edited by
0 votes
0 votes

Let, $f\left ( x,y, z \right ) = 4x^{2} + 7xy + 3xz^{2}$. The direction in which the function $\text{f(x, y, z)}$ increases most rapidly at point $P = (1,0,2)$ is

  1. $20\hat{i} + 7\hat{j}$
  2. $20\hat{i} + 7\hat{j} + 12\hat{k}$
  3. $20\hat{i} + 12\hat{k}$
  4. $20\hat{i}$
in new edited by
9.3k points

Please log in or register to answer this question.

Welcome to GATE Overflow, Electrical, where you can ask questions and receive answers from other members of the community.