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求函数求下列方程所确定的隐函数的导数 (1)xy+sin(xy)=0; (2)x2+2y2=1; (3)yx=xy; (4)si
求下列方程所确定的隐函数的导数
(1)xy+sin(xy)=0; (2)x2+2y2=1; (3)yx=xy; (4)sin(xy)=x2y2+x+y.
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求下列方程所确定的隐函数的导数
(1)xy+sin(xy)=0; (2)x2+2y2=1; (3)yx=xy; (4)sin(xy)=x2y2+x+y.