设y=e∧1/x+sin2x,求dy

设y=e∧1/x+sin2x,求dy 设y=e的x分之1次方+sin2x,求dy 设y=e的x分之1次方+sin2x,求dy, 设y=sin2x/(1+x^2),求dy/dx, 设y=sin2x/(1+x^2),求dy/dx, 设y＝sin2x＋√〔1+2x〕+e³,求dy/dx y=e^x/x^2+sin2x 求dy/dx 设y=x分子sin2x.求dx分子dy. 、已知y= (e^-x )sin2x,求dy Y=e^sin2x dy怎么求 设y=e^(-x) cos 1/x,求dy. 设y=ln(1+e^-x)求dy 设y=e^1-2x sinx,求dy 设y=e^cos^2*1/x,求dy 求函数y=3sin2x+4e^x的导数dy/dx ,微分dy y=3x+sin2x求dy, 设y=[e^x+e^(-x)]^2,求dy 设y＝sin2x/x的平方 求dy