Tìm đạo hàm riêng cấp 1 của hàm số: f(x,y) = e^(x²+y²) + 3x . e^xy

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Tìm đạo hàm riêng cấp 1 của hàm số:
f(x,y) = e^(x²+y²) + 3x . e^xy

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19 votes

Answer:

fx = 2xe^(x^2+y^2) + 3e^xy + 3xye^xy

fy = 2ye^(x^2+y^2) + 3x^2.e^xy

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