13问答网 > 求解高等数学习题，希望看到详细的解答过程，写纸上用手机拍下来可以吗？谢谢

求解高等数学习题，希望看到详细的解答过程，写纸上用手机拍下来可以吗？谢谢

2025-03-15 13:57:49
推荐回答（1个）
回答1：

Fx = x - 2 , Fy = y
dA = (Fx, Fy) · (dx, fy) = Fx dx + Fy dy = (x-2) dx + y dy
A = ∫(0→0) (x-2) dx + ∫(1→3) y dy = 4

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