Question: Problem 2 : Partial Derivatives, Gradient gradf, Divergence div ( F ) , and Tangent Plane Equation Given Function Let's assume a function for this

Problem 2: Partial Derivatives, Gradient gradf, Divergence div(F), and Tangent Plane Equation
Given Function
Let's assume a function for this problem:
f(x,y)=x2ysin(xy)
At point (1,2)
Please solve and explain each step will leave like
Problem 2 : Partial Derivatives, Gradient gradf,

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