Find the gradient of f(x,y)=x2+yf(x, y) = x^2+yf(x,y)=x2+y.
⟨2x,1⟩\langle 2x, 1 \rangle⟨2x,1⟩
⟨x,1⟩\langle x, 1 \rangle⟨x,1⟩
⟨2x,y⟩\langle 2x, y \rangle⟨2x,y⟩
⟨1,2y⟩\langle 1, 2y \rangle⟨1,2y⟩