1.

The directional derivative of at point (2,1,1) in the direction of vector ^i−2^j+3^k is ___f(x,y,z)=xy3+yz3-1.07

Answer» The directional derivative of at point (2,1,1) in the direction of vector ^i2^j+3^k is ___

f(x,y,z)=xy3+yz3
  1. -1.07


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