设y=sin^2•e^arctanx.求dy/dx

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设y=sin^2•e^arctanx.求dy/dx

设y=sin^2•e^arctanx.求dy/dx
设y=sin^2•e^arctanx.求dy/dx

设y=sin^2•e^arctanx.求dy/dx
请问题目写对了吗?sin^2后面是不是有个X