Evaluate first and second partial derivatives of f(x,y)=(x+1)^2 sin (x y) at point P(1,2)

Introduction : Evaluate first and second partial derivatives of f(x,y)=(x+1)^2 sin (x y) at point P(1,2) Question : Evaluate first and second partial derivatives of \[ f(x,y)=(x+1)^2 sin (x y)\] at point P(1,2) Solution : \[f(x,y)=(x+1)^2 \sin (x y)\] \[f_x=2…

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