来自罗艺荣的问题
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)
1回答
2020-05-20 17:42
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)
(1)y=根号2x+sinx
y'=1/(2√2x)+cosx
(2)y'=cosxlnx+sinx/x
(3)y'=(x^2+1-2x^2)/(x^2+1)^2=(1-x^2)/(x^2+1)^2
(4)y'=cosx/sinx=cotx