y=(3x-1)^100,求dy

y=(3x-1)^100,求dy y=x^2+3x+1 求dy y=3x+sin2x求dy, y=x^3/cosx 求dy y=tan2xln(3x) 求dy y=f(-x^3)求dy 设y=(x^2+1)^100 ,求dy y=xln(1+3x),求dy=? x^2+xy+y^3=1,求dy/dx y=Insin(3x-1),求dx分之dy xy^3-cos(x+y)=1,求dy xy^3-cos(x+y)=1,求dy y=sin(3x+1),求dy.急 x^y=y^x,求dy. 求方程 dy/dx+x(y-x) +x^3(y-x)^2=1的通解~ 设y=（x/1-x)^x,求dy/dx y=1+xe^y,求dy/dx.参数方程x=e^-t,y=3t,求dy/dx.求∫1/x+x². y=f[(x-1)/(x+1)],f'(x)=arctanx^2,求dy/dx,dy