请帮我解决下这条分式方程X^25___ +___ = `1请写详细过程,同时说说2X怎么变成X-2x^2-42-xX^2+15___数学解答

请帮我解决下这条分式方程
X^25
___ +___ = `1请写详细过程,同时说说2X怎么变成X-2
x^2-42-x
X^2+15
___ +___ = `1这样呢··
x^2-42-x

人气：355 ℃　时间：2020-07-03 08:31:58

解答

X^25___ +___ = `1 x^2-42-xX^2 5__________ -___ = `1 (x+2)(x-2)x-2X^2-5x+10_____________ = `1 (x+2)(x-2) X^2-5x+1...