(x⼀x-1)-1=3⼀(x-1)(x+2)解分式方程

2024-12-04 13:50:31
推荐回答(1个)
回答1:

x/(x-1)-1=3/[(x-1)(x+2)
两边乘以(x-1)(x+2)得
x(x+2)-(x-1)(x+2)=3
x^2+2x-x^2-x+2-3=0
x=1
经检验,x=1为增根
所以方程无解