xy-sin(πy^2)=0隐函数求导

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xy-sin(πy^2)=0隐函数求导xy-sin(πy^2)=0隐函数求导xy-sin(πy^2)=0隐函数求导y+xy''-2πyy''cos(πy^2)=0y''=[2πycos(πy^2)-x]/y

xy-sin(πy^2)=0隐函数求导
xy-sin(πy^2)=0隐函数求导

xy-sin(πy^2)=0隐函数求导
y+xy'-2πyy'cos(πy^2)=0
y'=[2πycos(πy^2)-x]/y