求u=x^y+y^arctan(x/y)对y求偏导数的详解,谢谢!

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求u=x^y+y^arctan(x/y)对y求偏导数的详解,谢谢!求u=x^y+y^arctan(x/y)对y求偏导数的详解,谢谢!求u=x^y+y^arctan(x/y)对y求偏导数的详解,谢谢!设

求u=x^y+y^arctan(x/y)对y求偏导数的详解,谢谢!
求u=x^y+y^arctan(x/y)对y求偏导数的详解,谢谢!

求u=x^y+y^arctan(x/y)对y求偏导数的详解,谢谢!
设p = y^arctan(x/y)