问题
解答题
化简:
|
答案
原式=
÷【3-x x-2
-(x+2)(x-2) x-2
】5 x-2
=
÷3-x x-2 x2-9 x-2
=-
•x-3 x-2 x-2 (x+3)(x-3)
=-
.1 x+3
化简:
|
原式=
÷【3-x x-2
-(x+2)(x-2) x-2
】5 x-2
=
÷3-x x-2 x2-9 x-2
=-
•x-3 x-2 x-2 (x+3)(x-3)
=-
.1 x+3