设x=lnx,y=t∧3,求dy/dX?

设x=lnx,y=t∧3,求dy/dX? 设y=xcosx-3lnx.求dy/dx过程 y=x+lnx,求dx/dy 设y=(lnx)/x,求dy? 设y=x+lnx,则dx/dy= 设y=x+lnx,则dx/dy= 设y=f((2x-1)/(x+1)),f'(x)=lnx^(1/3),求dy/dx 设函数Y=LNX平方,求DX分之DY|X=1? 求x*(dy/dx)=lnx-y的通解 设y=f(e^3x),f'(x)=lnx,则dy|dx等于多少, y=(lnx)∧y,求dy/dx=? 求微积分方程（y/x）*dx+(y^3+lnx)dy=0的通解 设y=y(x)由方程xy+lnx+lny=1所确定,求dy/dx. 设参数方程x=2t^3+2,y=e^2t 确定函数x=x(y),求dx/dy,d^2x/dy^2 设Y=lnx+sin x分之1.求dy 设 x/y=ln(y/x) ,求 dy/dx 设x=e'sin t,y=e'cos t,求dy/dx. 设x=e^-t y=e^-2t 求dy/dx