Home n Anywhere Jump to Section : 1 of 1 Question : 6 of 7 Marks for this Question : 10 Upload answer sheets Find the directional derivative of f - 3x yz + 12x2? at (1, -2, -1) in the direction of 2i - 3 - 2k. In what direction the directional derivative will be maximum and what is its magnitude? Also find the unit normal to the surface 3x2yz + 12xz? = 15 at the point (1, -2, -1). Once you upload files from your second device, click on &Sync to check your submission Camera Finish. Switching to another window or minimizing the browser window will automatically log you out of the test Start Test