原方程为
X+X/(X-1)=A+1/(A-1)
=>X^2/(X-1)=A^2/(A-1)
=>[X^2*(A-1)-A^2*(X-1)]/[(A-1)(X-1)]=0
=>(X-A)[(A-1)X-A]/[(A-1)(X-1)]=0
=>X=A,或X=A/(A-1) (其中A不等于1)
原方程为
X+X/(X-1)=A+1/(A-1)
=>X^2/(X-1)=A^2/(A-1)
=>[X^2*(A-1)-A^2*(X-1)]/[(A-1)(X-1)]=0
=>(X-A)[(A-1)X-A]/[(A-1)(X-1)]=0
=>X=A,或X=A/(A-1) (其中A不等于1)