Please show your work or process httpi1175photobucketcomalbu

Please show your work or process

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Solution

In gradient direction:

grad(T) = (dT/dx , dT/dy , dT/dz) = (1 , z , y) = (1 , 1 , 2)

unit vector:

(1,1,2)/(1^2 + 1^2 + 2^2) = (1/6 , 1/6 , 2/6)