化简:x+(1/x-1)+(x²-3x+4/1-x²)
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 10:15:33
![化简:x+(1/x-1)+(x²-3x+4/1-x²)](/uploads/image/z/2682102-30-2.jpg?t=%E5%8C%96%E7%AE%80%EF%BC%9Ax%2B%281%2Fx-1%29%2B%EF%BC%88x%26%23178%3B-3x%2B4%2F1-x%26%23178%3B%EF%BC%89)
化简:x+(1/x-1)+(x²-3x+4/1-x²)
化简:x+(1/x-1)+(x²-3x+4/1-x²)
化简:x+(1/x-1)+(x²-3x+4/1-x²)
x+(1/x-1)+(x²-3x+4/1-x²)
=x+(1/x-1)+(x²-3x+4-x²)
=x+1/x-1+x²-3x+4-x²
=x+1/x-1-3x+4
=x-3x-1+4+1/x
=-2x+3+1/x
-2x+1/x—1+4