Question: Find the derivative of the function f(x,y)=x+ xy + y at the point (8,9) in the direction in which the function increases O A.

Find the derivative of the function f(x,y)=x+ xy + y at the

Find the derivative of the function f(x,y)=x+ xy + y at the point (8,9) in the direction in which the function increases O A. 1,157 O B. 3/146 O C. 1,163 O D. 1,301

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