The values of a for which \[2{{x}^{2}}-2\,(2a+1)\,\,x+a(a+1)=0\] may have one root less than a and other root greater than a are given by [UPSEAT 2001]

The values of a for which \[2{{x}^{2}}-2\,(2a+1)\,\,x+a(a+1)=0\] may h

1.	The values of a for which \[2{{x}^{2}}-2\,(2a+1)\,\,x+a(a+1)=0\] may have one root less than a and other root greater than a are given by [UPSEAT 2001]
A.	\[1>a>0\]
B.	\[-1<a<0\]
C.	\[a\ge 0\]
D.	\[a>0\,\,\text{or}a<-1\]
Answer» E.