求导 (1)y=根号2x+sinx (2)y=sinx*Inx (3)y=x/x^2+1 (4)y =In(sinx)
求导 (1)y=根号2x+sinx (2)y=sinx*Inx (3)y=x/x^2+1 (4)y =In(sinx)
求导,y=(1-x^2)/sinx
求导(1) y=2x+(1/x) -lnx (2)y=(1-x^3)/根号x (3)y=x^3sinx (4)y=e^-
求导 y=(-2x+3)sinx
求导y=x/sinx+sinx/x
高数题 求导!y=(sinx/x)+(x/sinx)y=(1-x²)tanxlnx
y=(1+sinx)/cosx,求导是不是等于(sinx+1)/(cos^2)x
y=sinx/1+3x求导
y=sinx/2x 求导
求导 y=2x*sinx
y=ln(x^2+sinx)求导
求导数y=x^2sinx