设Y=F(x)是由xy-x^3+siny-1/2=o确定,求y'

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设Y=F(x)是由xy-x^3+siny-1/2=o确定,求y''设Y=F(x)是由xy-x^3+siny-1/2=o确定,求y''设Y=F(x)是由xy-x^3+siny-1/2=o确定,求y''xy-x

设Y=F(x)是由xy-x^3+siny-1/2=o确定,求y'
设Y=F(x)是由xy-x^3+siny-1/2=o确定,求y'

设Y=F(x)是由xy-x^3+siny-1/2=o确定,求y'
xy-x^3+siny-1/2=o
y+xy'-2x^2+y'cosy=0
y'=(2x^2-y)/(x+cosy)