设y=cos2x-x5,求dy,2和5是上标的,求答案
设y=cos2x-x5,求dy,2和5是上标的,求答案
设y=cos平方x-x5次方,求dy
设函数 y = cos2x / (x-1) 求 dy
求高人做高数题填空设Y=e^tan2x,则dy=?设y=e^cos2x,则dy=?设y=e^x^2,则dy=?已知曲线y
y=e^x(cos2x+sinx) 求dy/dx
三角函数微积分y=sinx /(1-cos2x)求dy/dx
设曲线f(x)D [0.1]上可导,且y=f(sin2x)+f(cos2x)求dy/dx
设y=e-5x-tanx,求dy
设x^2+y^2=4,求dy/dx
设函数 y=sin×2+2× 求dy
设y=(x^2),求dy/dx
设y=cos^2(x+1),求dy