题目内容
A.x>0 B.x>-1 C.x≠0 D.x≠0且x≠-1
将分式化简得,则x必须满足________.
将分式化简得,则x必须满足_________.
若将分式化简得,则x应满足的条件是( )
A.x>0 B.x<0 C.x D.x