y=e(-5x)-tanx,求dy?求救,

y=e(-5x)-tanx,求dy?求救, 设y=e-5x-tanx,求dy y=e^5x+tanx,求dy 求函数的导数dy/dx和微分dy:Y=e^x(tanx+lnx) y=(tanx)/x^2,求dy y=(tanx)^x,求dy 求微分y=e^tanx^3 求dy 已知:y=√(x+√(x+√x) ) ,求dy/dx求救,求救. 设y=tanx^3-2^-x,求dy 1,y=e^tanxcos^3x,求dy 2,函数y=y（x）由方程e^(x+y)+arctan(xy)=0确定,求dy/dxy=e^tanx*cos^3x y=e^-x^2,求dy y=x^5+e^sinx,求dy y=x^5+e^sinx 求dy 设y=[e^x+e^(-x)]^2,求dy 高数求救 y=x的sinx次方,x＞0,求dy 设y=tanx三方+2(-x),求dy设y=tanx³+2（-x方）,求dy [e^(x+y)-e^x]dx+[e^(x+y)-e^y]dy=0求通解 设 y = ln 根号下（1 + x ）/ (1 - y) - arc tanx ,求dy