Question: ### Subject ## Advance Engineering Mathematics ### Find the directional derivative of x2y+2y2z2 at in the direction of positive y axis. Question 24Answer 1.91.52.72 Find

### Subject ## Advance Engineering Mathematics ### Find the directional derivative of x2y+2y2z2 at <-2,2,1> in the direction of positive y axis. Question 24Answer 1.91.52.72 Find a unit vector orthogonal toi + j and j + k. Question 25Answer a.2/3(i-j+k) b.1/5(i-j+k) c.(i-j+k) d.1/3(i-j+k)

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