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(2009•西城区一模)若m、n(m<n)是关于x的方程1-(x-a)(x-b)...
(2009•西城区一模)若m、n(m<n)是关于x的方程1-(x-a)(x-b)=0的两根,且a<b,则a、b、m、n的大小关系是( )
A.m<a<b<n
B.a<m<n<b
C.a<m<b<n
D.m<a<n<b
考点分析:
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