1.

If \[b>a\], then the equation \[(x-a)\,(x-b)=1\] has [IIT Screening 2000]

A. Both roots in \[[a,\,b]\]
B. Both roots in \[(-\infty ,\,a)\]
C. Both roots in \[(b,\,+\infty )\]
D. One root in \[(-\infty ,\,a)\] and the other in \[(b,\,+\infty )\]
Answer» E.


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