可化简为2（X+3)/(x²-9)+2（X-3)/(x²-9)+(2x+18)/(x²-9)=6/(X-3)后面就可以做了
希望能解决您的问题.就是因为后面的不懂才提问的啊
已知x为整数,且(x+3)分之2+(3-x)分之2+(x²-9)分之(2x+18)为整数,求所有符合条件的x值得和
已知x为整数,且(x+3)分之2+(3-x)分之2+(x²-9)分之(2x+18)为整数,求所有符合条件的x值得和
数学人气：207 ℃时间：2020-04-07 17:11:33
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