解由m/x-1/x+1=0
兩邊乘以x(x+1)
得m(x+1)-x=0
即mx+m-x=0
即(m-1)x=-m
由m≠1
即m-1≠0
即x=-m/(m-1)
又由m≠0,即-m/(m-1)≠0
故檢驗x=-m/(m-1)是原方程的根
m/x-1/x+1=0 (m不等于0,且m不等于1) 解方程求x
m/x-1/x+1=0 (m不等于0,且m不等于1) 解方程求x
數(shù)學人氣:288 ℃時間:2020-01-27 21:33:28
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