来自陈晓强的问题
(1)(1/(x-10))+(1/(x-6))=(1/(X-7))+(1/(x-9))(2)((x+1)/(x-2))-((x+2)/(X+3))=(1/(x+7))-(1/(x-6))
(1)(1/(x-10))+(1/(x-6))=(1/(X-7))+(1/(x-9))
(2)((x+1)/(x-2))-((x+2)/(X+3))=(1/(x+7))-(1/(x-6))
1回答
2020-05-31 20:57